diff --git a/tools/blockstack-android-web-app/package-lock.json b/tools/blockstack-android-web-app/package-lock.json
index 389516e5..814512bc 100644
--- a/tools/blockstack-android-web-app/package-lock.json
+++ b/tools/blockstack-android-web-app/package-lock.json
@@ -4,6 +4,43 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "@types/bn.js": {
+      "version": "4.11.6",
+      "resolved": "https://registry.npmjs.org/@types/bn.js/-/bn.js-4.11.6.tgz",
+      "integrity": "sha512-pqr857jrp2kPuO9uRjZ3PwnJTjoQy+fcdxvBTvHm6dkmEL9q+hDD/2j/0ELOBPtPnS8LjCX0gI9nbl8lVkadpg==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
+    "@types/cheerio": {
+      "version": "0.22.31",
+      "resolved": "https://registry.npmjs.org/@types/cheerio/-/cheerio-0.22.31.tgz",
+      "integrity": "sha512-Kt7Cdjjdi2XWSfrZ53v4Of0wG3ZcmaegFXjMmz9tfNrZSkzzo36G0AL1YqSdcIA78Etjt6E609pt5h1xnQkPUw==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
+    "@types/elliptic": {
+      "version": "6.4.14",
+      "resolved": "https://registry.npmjs.org/@types/elliptic/-/elliptic-6.4.14.tgz",
+      "integrity": "sha512-z4OBcDAU0GVwDTuwJzQCiL6188QvZMkvoERgcVjq0/mPM8jCfdwZ3x5zQEVoL9WCAru3aG5wl3Z5Ww5wBWn7ZQ==",
+      "requires": {
+        "@types/bn.js": "*"
+      }
+    },
+    "@types/node": {
+      "version": "12.20.55",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.20.55.tgz",
+      "integrity": "sha512-J8xLz7q2OFulZ2cyGTLE1TbbZcjpno7FaN6zdJNrgAdrJ+DZzh/uFR6YrTb4C+nXakvud8Q4+rbhoIWlYQbUFQ=="
+    },
+    "@types/randombytes": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/@types/randombytes/-/randombytes-2.0.0.tgz",
+      "integrity": "sha512-bz8PhAVlwN72vqefzxa14DKNT8jK/mV66CSjwdVQM/k3Th3EPKfUtdMniwZgMedQTFuywAsfjnZsg+pEnltaMA==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
     "JSONStream": {
       "version": "1.3.2",
       "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.2.tgz",
@@ -33,10 +70,10 @@
     "ajv": {
       "version": "4.11.8",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-4.11.8.tgz",
-      "integrity": "sha1-gv+wKynmYq5TvcIK8VlHcGc5xTY=",
+      "integrity": "sha512-I/bSHSNEcFFqXLf91nchoNB9D1Kie3QKcWdchYUaoIg1+1bdWDkdfdlvdIOJbi9U8xR0y+MWc5D+won9v95WlQ==",
       "requires": {
-        "co": "4.6.0",
-        "json-stable-stringify": "1.0.1"
+        "co": "^4.6.0",
+        "json-stable-stringify": "^1.0.1"
       }
     },
     "array-filter": {
@@ -63,20 +100,19 @@
       "integrity": "sha1-FziZ0//Rx9k4PkR5Ul2+J4yrXys=",
       "dev": true
     },
-    "asap": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
-      "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY="
-    },
     "asn1": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.3.tgz",
-      "integrity": "sha1-2sh4dxPJlmhJ/IGAd36+nB3fO4Y="
+      "version": "0.2.6",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.6.tgz",
+      "integrity": "sha512-ix/FxPn0MDjeyJ7i/yoHGFt/EX6LyNbxSEhPPXODPL+KB0VPk86UYfL0lMdy+KCnv+fmvIzySwaK5COwqVbWTQ==",
+      "requires": {
+        "safer-buffer": "~2.1.0"
+      }
     },
     "asn1.js": {
       "version": "4.9.2",
       "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-4.9.2.tgz",
       "integrity": "sha512-b/OsSjvWEo8Pi8H0zsDd2P6Uqo2TK2pH8gNLSJtNLM2Db0v2QaAZ0pBQJXVjAn4gBuugeVDr7s63ZogpUIwWDg==",
+      "dev": true,
       "requires": {
         "bn.js": "4.11.8",
         "inherits": "2.0.3",
@@ -95,7 +131,7 @@
     "assert-plus": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
-      "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
+      "integrity": "sha512-NfJ4UzBCcQGLDlQq7nHxH+tv3kyZ0hHQqF5BO6J7tNJeP5do1llPr8dZ8zHonfhAu0PHAdMkSo+8o0wxg9lZWw=="
     },
     "astw": {
       "version": "2.2.0",
@@ -107,24 +143,27 @@
       }
     },
     "async": {
-      "version": "1.5.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
-      "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
+      "requires": {
+        "lodash": "^4.17.14"
+      }
     },
     "asynckit": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
-      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
+      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q=="
     },
     "aws-sign2": {
       "version": "0.7.0",
       "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
-      "integrity": "sha1-tG6JCTSpWR8tL2+G1+ap8bP+dqg="
+      "integrity": "sha512-08kcGqnYf/YmjoRhfxyu+CLxBjUtHLXLXX/vUfx9l2LYzG3c1m61nrpyFUZI6zeS+Li/wWMMidD9KgrqtGq3mA=="
     },
     "aws4": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.6.0.tgz",
-      "integrity": "sha1-g+9cqGCysy5KDe7e6MdxudtXRx4="
+      "version": "1.11.0",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.11.0.tgz",
+      "integrity": "sha512-xh1Rl34h6Fi1DC2WWKfxUTVqRsNnr6LsKz2+hfwDxQJWmrx8+c7ylaqBMcHfl1U1r2dsifOvKX3LQuLNZ+XSvA=="
     },
     "balanced-match": {
       "version": "1.0.0",
@@ -133,9 +172,12 @@
       "dev": true
     },
     "base-x": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/base-x/-/base-x-1.1.0.tgz",
-      "integrity": "sha1-QtPXF0dPnqAiB/bRqh9CaRPut6w="
+      "version": "3.0.9",
+      "resolved": "https://registry.npmjs.org/base-x/-/base-x-3.0.9.tgz",
+      "integrity": "sha512-H7JU6iBHTal1gp56aKoaa//YUxEaAOUiydvrV/pILqIHXTtqxSkATOnDA2u+jZ/61sD+L/412+7kzXRtWukhpQ==",
+      "requires": {
+        "safe-buffer": "^5.0.1"
+      }
     },
     "base64-js": {
       "version": "1.2.3",
@@ -144,76 +186,212 @@
       "dev": true
     },
     "base64url": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/base64url/-/base64url-2.0.0.tgz",
-      "integrity": "sha1-6sFuA+oUOO/5Qj1puqNiYu0fcLs="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/base64url/-/base64url-3.0.1.tgz",
+      "integrity": "sha512-ir1UPr3dkwexU7FdV8qBBbNDRUhMmIekYMFZfi+C/sLNnRESKPl23nB9b2pltqfOQNnGzsDdId90AEtG5tCx4A=="
     },
     "bcrypt-pbkdf": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.1.tgz",
-      "integrity": "sha1-Y7xdy2EzG5K8Bf1SiVPDNGKgb40=",
-      "optional": true,
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
+      "integrity": "sha512-qeFIXtP4MSoi6NLqO12WfqARWWuCKi2Rn/9hJLEmtB5yTNr9DqFWkJRCf2qShWzPeAMRnOgCrq0sg/KLv5ES9w==",
       "requires": {
-        "tweetnacl": "0.14.5"
+        "tweetnacl": "^0.14.3"
       }
     },
-    "bigi": {
-      "version": "1.4.2",
-      "resolved": "https://registry.npmjs.org/bigi/-/bigi-1.4.2.tgz",
-      "integrity": "sha1-nGZalfiLiwj8Bc/XMfVhhZ1yWCU="
+    "bech32": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/bech32/-/bech32-1.1.4.tgz",
+      "integrity": "sha512-s0IrSOzLlbvX7yp4WBfPITzpAU8sqQcpsmwXDiKwrG4r491vwCO/XpejasRNl0piBMe/DvP4Tz0mIS/X1DPJBQ=="
+    },
+    "bindings": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
+      "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
+      "requires": {
+        "file-uri-to-path": "1.0.0"
+      }
+    },
+    "bip174": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/bip174/-/bip174-2.1.0.tgz",
+      "integrity": "sha512-lkc0XyiX9E9KiVAS1ZiOqK1xfiwvf4FXDDdkDq5crcDzOq+xGytY+14qCsqz7kCiy8rpN1CRNfacRhf9G3JNSA=="
+    },
+    "bip32": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/bip32/-/bip32-2.0.6.tgz",
+      "integrity": "sha512-HpV5OMLLGTjSVblmrtYRfFFKuQB+GArM0+XP8HGWfJ5vxYBqo+DesvJwOdC2WJ3bCkZShGf0QIfoIpeomVzVdA==",
+      "requires": {
+        "@types/node": "10.12.18",
+        "bs58check": "^2.1.1",
+        "create-hash": "^1.2.0",
+        "create-hmac": "^1.1.7",
+        "tiny-secp256k1": "^1.1.3",
+        "typeforce": "^1.11.5",
+        "wif": "^2.0.6"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "10.12.18",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-10.12.18.tgz",
+          "integrity": "sha512-fh+pAqt4xRzPfqA6eh3Z2y6fyZavRIumvjhaCL753+TVkGKGhpPeyrJG2JftD0T9q4GF00KjefsQ+PQNDdWQaQ=="
+        },
+        "create-hash": {
+          "version": "1.2.0",
+          "resolved": "https://registry.npmjs.org/create-hash/-/create-hash-1.2.0.tgz",
+          "integrity": "sha512-z00bCGNHDG8mHAkP7CtT1qVu+bFQUPjYq/4Iv3C3kWjTFV10zIjfSoeqXo9Asws8gwSHDGj/hl2u4OGIjapeCg==",
+          "requires": {
+            "cipher-base": "^1.0.1",
+            "inherits": "^2.0.1",
+            "md5.js": "^1.3.4",
+            "ripemd160": "^2.0.1",
+            "sha.js": "^2.4.0"
+          }
+        },
+        "create-hmac": {
+          "version": "1.1.7",
+          "resolved": "https://registry.npmjs.org/create-hmac/-/create-hmac-1.1.7.tgz",
+          "integrity": "sha512-MJG9liiZ+ogc4TzUwuvbER1JRdgvUFSB5+VR/g5h82fGaIRWMWddtKBHi7/sVhfjQZ6SehlyhvQYrcYkaUIpLg==",
+          "requires": {
+            "cipher-base": "^1.0.3",
+            "create-hash": "^1.1.0",
+            "inherits": "^2.0.1",
+            "ripemd160": "^2.0.0",
+            "safe-buffer": "^5.0.1",
+            "sha.js": "^2.4.8"
+          }
+        }
+      }
+    },
+    "bip39": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/bip39/-/bip39-3.0.4.tgz",
+      "integrity": "sha512-YZKQlb752TrUWqHWj7XAwCSjYEgGAk+/Aas3V7NyjQeZYsztO8JnQUaCWhcnL4T+jL8nvB8typ2jRPzTlgugNw==",
+      "requires": {
+        "@types/node": "11.11.6",
+        "create-hash": "^1.1.0",
+        "pbkdf2": "^3.0.9",
+        "randombytes": "^2.0.1"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "11.11.6",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-11.11.6.tgz",
+          "integrity": "sha512-Exw4yUWMBXM3X+8oqzJNRqZSwUAaS4+7NdvHqQuFi/d+synz++xmX3QIf+BFqneW8N31R8Ky+sikfZUXq07ggQ=="
+        }
+      }
     },
     "bip66": {
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/bip66/-/bip66-1.1.5.tgz",
-      "integrity": "sha1-AfqHSHhcpwlV1QESF9GzE5lpyiI=",
+      "integrity": "sha512-nemMHz95EmS38a26XbbdxIYj5csHd3RMP3H5bwQknX0WYHF01qhpufP42mLOwVICuH2JmhIhXiWs89MfUGL7Xw==",
       "requires": {
-        "safe-buffer": "5.1.1"
+        "safe-buffer": "^5.0.1"
       }
     },
+    "bitcoin-ops": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/bitcoin-ops/-/bitcoin-ops-1.4.1.tgz",
+      "integrity": "sha512-pef6gxZFztEhaE9RY9HmWVmiIHqCb2OyS4HPKkpc6CIiiOa3Qmuoylxc5P2EkU3w+5eTSifI9SEZC88idAIGow=="
+    },
     "bitcoinjs-lib": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/bitcoinjs-lib/-/bitcoinjs-lib-2.3.0.tgz",
-      "integrity": "sha1-+k0nuWlkFdWzA1furF0iJxPhlmo=",
-      "requires": {
-        "bigi": "1.4.2",
-        "bip66": "1.1.5",
-        "bs58check": "1.3.4",
-        "buffer-compare": "1.1.1",
-        "buffer-equals": "1.0.4",
-        "buffer-reverse": "1.0.1",
-        "create-hash": "1.1.3",
-        "create-hmac": "1.1.6",
-        "ecurve": "1.0.6",
-        "randombytes": "2.0.6",
-        "typeforce": "1.12.0",
-        "wif": "2.0.6"
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/bitcoinjs-lib/-/bitcoinjs-lib-5.2.0.tgz",
+      "integrity": "sha512-5DcLxGUDejgNBYcieMIUfjORtUeNWl828VWLHJGVKZCb4zIS1oOySTUr0LGmcqJBQgTBz3bGbRQla4FgrdQEIQ==",
+      "requires": {
+        "bech32": "^1.1.2",
+        "bip174": "^2.0.1",
+        "bip32": "^2.0.4",
+        "bip66": "^1.1.0",
+        "bitcoin-ops": "^1.4.0",
+        "bs58check": "^2.0.0",
+        "create-hash": "^1.1.0",
+        "create-hmac": "^1.1.3",
+        "merkle-lib": "^2.0.10",
+        "pushdata-bitcoin": "^1.0.1",
+        "randombytes": "^2.0.1",
+        "tiny-secp256k1": "^1.1.1",
+        "typeforce": "^1.11.3",
+        "varuint-bitcoin": "^1.0.4",
+        "wif": "^2.0.1"
       }
     },
     "blockstack": {
-      "version": "0.15.0",
-      "resolved": "https://registry.npmjs.org/blockstack/-/blockstack-0.15.0.tgz",
-      "integrity": "sha512-lFiwaq8lEdbyOMpnQW2PFwMNRIhV8IaOiyXevA1rXg3ejLVA1ak9WbeoJp4m7CFw6PCxh604N4p1U6pih7/V8g==",
-      "requires": {
-        "ajv": "4.11.8",
-        "bigi": "1.4.2",
-        "bitcoinjs-lib": "2.3.0",
-        "cheerio": "0.22.0",
-        "custom-protocol-detection-blockstack": "1.1.3",
-        "ecurve": "1.0.6",
-        "elliptic": "6.4.0",
-        "es6-promise": "4.2.4",
-        "hasprop": "0.0.4",
-        "isomorphic-fetch": "2.2.1",
-        "jsontokens": "0.7.6",
-        "promise": "7.3.1",
-        "query-string": "4.3.4",
-        "request": "2.83.0",
-        "schema-inspector": "1.6.8",
-        "sprintf-js": "1.1.1",
-        "uri-js": "3.0.2",
-        "uuid": "3.2.1",
-        "validator": "7.2.0",
-        "zone-file": "0.2.2"
+      "version": "21.1.1",
+      "resolved": "https://registry.npmjs.org/blockstack/-/blockstack-21.1.1.tgz",
+      "integrity": "sha512-Zd66+peKmLxyF5lL6wN/ate/n/acmtXFi8fWei1Nb3g+25uPbrKINse2UMLFLlIsSPlshMoxMizvEfrmV7Fq5Q==",
+      "requires": {
+        "@types/bn.js": "^4.11.6",
+        "@types/cheerio": "^0.22.13",
+        "@types/elliptic": "^6.4.10",
+        "@types/node": "^12.7.12",
+        "@types/randombytes": "^2.0.0",
+        "ajv": "^4.11.5",
+        "bip39": "^3.0.2",
+        "bitcoinjs-lib": "^5.1.6",
+        "bn.js": "^4.11.8",
+        "cross-fetch": "^3.0.4",
+        "elliptic": "^6.5.1",
+        "form-data": "^2.5.1",
+        "jsontokens": "3.0.0",
+        "query-string": "^6.8.3",
+        "randombytes": "^2.1.0",
+        "request": "^2.88.0",
+        "ripemd160-min": "0.0.5",
+        "schema-inspector": "^1.6.8",
+        "sha.js": "^2.4.11",
+        "tslib": "^1.10.0",
+        "uuid": "^3.3.3",
+        "zone-file": "^1.0.0"
+      },
+      "dependencies": {
+        "elliptic": {
+          "version": "6.5.4",
+          "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
+          "integrity": "sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "brorand": "^1.1.0",
+            "hash.js": "^1.0.0",
+            "hmac-drbg": "^1.0.1",
+            "inherits": "^2.0.4",
+            "minimalistic-assert": "^1.0.1",
+            "minimalistic-crypto-utils": "^1.0.1"
+          },
+          "dependencies": {
+            "bn.js": {
+              "version": "4.12.0",
+              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+              "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+            }
+          }
+        },
+        "inherits": {
+          "version": "2.0.4",
+          "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+          "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
+        },
+        "minimalistic-assert": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz",
+          "integrity": "sha512-UtJcAD4yEaGtjPezWuO9wC4nwUnVH/8/Im3yEHQP4b67cXlD/Qr9hdITCU1xDbSEXg2XKNaP8jsReV7vQd00/A=="
+        },
+        "randombytes": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz",
+          "integrity": "sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==",
+          "requires": {
+            "safe-buffer": "^5.1.0"
+          }
+        },
+        "sha.js": {
+          "version": "2.4.11",
+          "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
+          "integrity": "sha512-QMEp5B7cftE7APOjk5Y6xgrbWu+WkLVQwk8JNjZ8nKRciZaByEW6MubieAiToS7+dwvrjGhH8jRXz3MVd0AYqQ==",
+          "requires": {
+            "inherits": "^2.0.1",
+            "safe-buffer": "^5.0.1"
+          }
+        }
       }
     },
     "bn.js": {
@@ -239,19 +417,6 @@
         "type-is": "1.6.16"
       }
     },
-    "boolbase": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/boolbase/-/boolbase-1.0.0.tgz",
-      "integrity": "sha1-aN/1++YMUes3cl6p4+0xDcwed24="
-    },
-    "boom": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npmjs.org/boom/-/boom-4.3.1.tgz",
-      "integrity": "sha1-T4owBctKfjiJ90kDD9JbluAdLjE=",
-      "requires": {
-        "hoek": "4.2.1"
-      }
-    },
     "brace-expansion": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
@@ -463,20 +628,28 @@
       }
     },
     "bs58": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/bs58/-/bs58-3.1.0.tgz",
-      "integrity": "sha1-1MJjiL9IBMrHFBQbGUWqR+XrJI4=",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/bs58/-/bs58-4.0.1.tgz",
+      "integrity": "sha512-Ok3Wdf5vOIlBrgCvTq96gBkJw+JUEzdBgyaza5HLtPm7yTHkjRy8+JzNyHF7BHa0bNWOQIp3m5YF0nnFcOIKLw==",
       "requires": {
-        "base-x": "1.1.0"
+        "base-x": "^3.0.2"
       }
     },
     "bs58check": {
-      "version": "1.3.4",
-      "resolved": "https://registry.npmjs.org/bs58check/-/bs58check-1.3.4.tgz",
-      "integrity": "sha1-xSVABzdJEXcU+gQsMEfrj5FRy/g=",
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/bs58check/-/bs58check-2.1.2.tgz",
+      "integrity": "sha512-0TS1jicxdU09dwJMNZtVAfzPi6Q6QeN0pM1Fkzrjn+XYHvzMKPU3pHVpva+769iNVSfIYWf7LJ6WR+BuuMf8cA==",
       "requires": {
-        "bs58": "3.1.0",
-        "create-hash": "1.1.3"
+        "bs58": "^4.0.0",
+        "create-hash": "^1.1.0",
+        "safe-buffer": "^5.1.2"
+      },
+      "dependencies": {
+        "safe-buffer": {
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
+        }
       }
     },
     "buffer": {
@@ -489,21 +662,6 @@
         "ieee754": "1.1.8"
       }
     },
-    "buffer-compare": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/buffer-compare/-/buffer-compare-1.1.1.tgz",
-      "integrity": "sha1-W+e+hTr4kZjR9N3AkNHWakiu9ZY="
-    },
-    "buffer-equals": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/buffer-equals/-/buffer-equals-1.0.4.tgz",
-      "integrity": "sha1-A1O1T9B/2VZBcGca5vZrnPENJ/U="
-    },
-    "buffer-reverse": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/buffer-reverse/-/buffer-reverse-1.0.1.tgz",
-      "integrity": "sha1-SSg8jvpvkBvAH6MwTQYCeXGuL2A="
-    },
     "buffer-xor": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/buffer-xor/-/buffer-xor-1.0.3.tgz",
@@ -531,30 +689,7 @@
     "caseless": {
       "version": "0.12.0",
       "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
-      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
-    },
-    "cheerio": {
-      "version": "0.22.0",
-      "resolved": "https://registry.npmjs.org/cheerio/-/cheerio-0.22.0.tgz",
-      "integrity": "sha1-qbqoYKP5tZWmuBsahocxIe06Jp4=",
-      "requires": {
-        "css-select": "1.2.0",
-        "dom-serializer": "0.1.0",
-        "entities": "1.1.1",
-        "htmlparser2": "3.9.2",
-        "lodash.assignin": "4.2.0",
-        "lodash.bind": "4.2.1",
-        "lodash.defaults": "4.2.0",
-        "lodash.filter": "4.6.0",
-        "lodash.flatten": "4.4.0",
-        "lodash.foreach": "4.5.0",
-        "lodash.map": "4.6.0",
-        "lodash.merge": "4.6.0",
-        "lodash.pick": "4.4.0",
-        "lodash.reduce": "4.6.0",
-        "lodash.reject": "4.6.0",
-        "lodash.some": "4.6.0"
-      }
+      "integrity": "sha512-4tYFyifaFfGacoiObjJegolkwSU4xQNGbVgUiNYVUxbQ2x2lUsFvY4hVgVzGiIe6WLOPqycWXA40l+PWsxthUw=="
     },
     "cipher-base": {
       "version": "1.0.4",
@@ -568,7 +703,7 @@
     "co": {
       "version": "4.6.0",
       "resolved": "https://registry.npmjs.org/co/-/co-4.6.0.tgz",
-      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ="
+      "integrity": "sha512-QVb0dM5HvG+uaxitm8wONl7jltx8dqhfU33DcqtOZcLSVIKSDDLDi7+0LbAKiyI8hD9u42m2YxXSkMGWThaecQ=="
     },
     "combine-source-map": {
       "version": "0.8.0",
@@ -583,11 +718,11 @@
       }
     },
     "combined-stream": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
-      "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
       "requires": {
-        "delayed-stream": "1.0.0"
+        "delayed-stream": "~1.0.0"
       }
     },
     "concat-map": {
@@ -719,29 +854,14 @@
         "sha.js": "2.4.10"
       }
     },
-    "cryptiles": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-3.1.2.tgz",
-      "integrity": "sha1-qJ+7Ig9c4l7FboxKqKT9e1sNKf4=",
+    "cross-fetch": {
+      "version": "3.1.5",
+      "resolved": "https://registry.npmjs.org/cross-fetch/-/cross-fetch-3.1.5.tgz",
+      "integrity": "sha512-lvb1SBsI0Z7GDwmuid+mU3kWVBwTVUbe7S0H52yaaAdQOXq2YktTCZdlAcNKFzE6QtRz0snpw9bNiPeOIkkQvw==",
       "requires": {
-        "boom": "5.2.0"
-      },
-      "dependencies": {
-        "boom": {
-          "version": "5.2.0",
-          "resolved": "https://registry.npmjs.org/boom/-/boom-5.2.0.tgz",
-          "integrity": "sha512-Z5BTk6ZRe4tXXQlkqftmsAUANpXmuwlsF5Oov8ThoMbQRzdGTA1ngYRW160GexgOgjsFOKJz0LYhoNi+2AMBUw==",
-          "requires": {
-            "hoek": "4.2.1"
-          }
-        }
+        "node-fetch": "2.6.7"
       }
     },
-    "crypto": {
-      "version": "0.0.3",
-      "resolved": "https://registry.npmjs.org/crypto/-/crypto-0.0.3.tgz",
-      "integrity": "sha1-RwqBuGvkxe4XrMggeh9TFa4g27A="
-    },
     "crypto-browserify": {
       "version": "3.12.0",
       "resolved": "https://registry.npmjs.org/crypto-browserify/-/crypto-browserify-3.12.0.tgz",
@@ -761,33 +881,12 @@
         "randomfill": "1.0.3"
       }
     },
-    "css-select": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
-      "integrity": "sha1-KzoRBTnFNV8c2NMUYj6HCxIeyFg=",
-      "requires": {
-        "boolbase": "1.0.0",
-        "css-what": "2.1.0",
-        "domutils": "1.5.1",
-        "nth-check": "1.0.1"
-      }
-    },
-    "css-what": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.0.tgz",
-      "integrity": "sha1-lGfQMsOM+u+58teVASUwYvh/ob0="
-    },
-    "custom-protocol-detection-blockstack": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/custom-protocol-detection-blockstack/-/custom-protocol-detection-blockstack-1.1.3.tgz",
-      "integrity": "sha512-iGwXqKU60VAzfjLF/amcJKQYMLeMlXAlzkZttakOQA7IjZw2WFSYAmn9a13d0LOBTzdVpbHnF+zZArNC9csiZw=="
-    },
     "dashdash": {
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
-      "integrity": "sha1-hTz6D3y+L+1d4gMmuN1YEDX24vA=",
+      "integrity": "sha512-jRFi8UDGo6j+odZiEpjazZaWqEal3w/basFjQHQEwVtZJGDpxbH1MeYluwCS8Xq5wmLJooDlMgvVarmWfGM44g==",
       "requires": {
-        "assert-plus": "1.0.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "date-now": {
@@ -805,20 +904,15 @@
         "ms": "2.0.0"
       }
     },
-    "deep-equal": {
-      "version": "0.2.2",
-      "resolved": "https://registry.npmjs.org/deep-equal/-/deep-equal-0.2.2.tgz",
-      "integrity": "sha1-hLdFiW80xoTpjyzg5Cq69Du6AX0="
-    },
-    "defined": {
-      "version": "0.0.0",
-      "resolved": "https://registry.npmjs.org/defined/-/defined-0.0.0.tgz",
-      "integrity": "sha1-817qfXBekzuvE7LwOz+D2SFAOz4="
+    "decode-uri-component": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",
+      "integrity": "sha512-hjf+xovcEn31w/EUYdTXQh/8smFL/dzYjohQGEIgjyNavaJfBY2p5F527Bo1VPATxv0VYTUC2bOcXvqFwk78Og=="
     },
     "delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
-      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
+      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ=="
     },
     "depd": {
       "version": "1.1.2",
@@ -889,50 +983,12 @@
         "randombytes": "2.0.6"
       }
     },
-    "dom-serializer": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-0.1.0.tgz",
-      "integrity": "sha1-BzxpdUbOB4DOI75KKOKT5AvDDII=",
-      "requires": {
-        "domelementtype": "1.1.3",
-        "entities": "1.1.1"
-      },
-      "dependencies": {
-        "domelementtype": {
-          "version": "1.1.3",
-          "resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz",
-          "integrity": "sha1-vSh3PiZCiBrsUVRJJCmcXNgiGFs="
-        }
-      }
-    },
     "domain-browser": {
       "version": "1.1.7",
       "resolved": "https://registry.npmjs.org/domain-browser/-/domain-browser-1.1.7.tgz",
       "integrity": "sha1-hnqksJP6oF8d4IwG9NeyH9+GmLw=",
       "dev": true
     },
-    "domelementtype": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-1.3.0.tgz",
-      "integrity": "sha1-sXrtguirWeUt2cGbF1bg/BhyBMI="
-    },
-    "domhandler": {
-      "version": "2.4.1",
-      "resolved": "https://registry.npmjs.org/domhandler/-/domhandler-2.4.1.tgz",
-      "integrity": "sha1-iS5HAAqZvlW783dP/qBWHYh5wlk=",
-      "requires": {
-        "domelementtype": "1.3.0"
-      }
-    },
-    "domutils": {
-      "version": "1.5.1",
-      "resolved": "https://registry.npmjs.org/domutils/-/domutils-1.5.1.tgz",
-      "integrity": "sha1-3NhIiib1Y9YQeeSMn3t+Mjc2gs8=",
-      "requires": {
-        "dom-serializer": "0.1.0",
-        "domelementtype": "1.3.0"
-      }
-    },
     "duplexer2": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/duplexer2/-/duplexer2-0.1.4.tgz",
@@ -943,21 +999,20 @@
       }
     },
     "ecc-jsbn": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz",
-      "integrity": "sha1-D8c6ntXw1Tw4GTOYUj735UN3dQU=",
-      "optional": true,
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
+      "integrity": "sha512-eh9O+hwRHNbG4BLTjEl3nw044CkGm5X6LoaCf7LPp7UU8Qrt47JYNi6nPX8xjW97TKGKm1ouctg0QSpZe9qrnw==",
       "requires": {
-        "jsbn": "0.1.1"
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.1.0"
       }
     },
-    "ecurve": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/ecurve/-/ecurve-1.0.6.tgz",
-      "integrity": "sha512-/BzEjNfiSuB7jIWKcS/z8FK9jNjmEWvUV2YZ4RLSmcDtP7Lq0m6FvDuSnJpBlDpGRpfRQeTLGLBI8H+kEv0r+w==",
+    "ecdsa-sig-formatter": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
+      "integrity": "sha512-nagl3RYrbNv6kQkeJIpt6NJZy8twLB/2vtz6yN9Z4vRKHN4/QZJIEbqohALSgwKdnksuY3k5Addp5lg8sVoVcQ==",
       "requires": {
-        "bigi": "1.4.2",
-        "safe-buffer": "5.1.1"
+        "safe-buffer": "^5.0.1"
       }
     },
     "ee-first": {
@@ -986,24 +1041,6 @@
       "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=",
       "dev": true
     },
-    "encoding": {
-      "version": "0.1.12",
-      "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.12.tgz",
-      "integrity": "sha1-U4tm8+5izRq1HsMjgp0flIDHS+s=",
-      "requires": {
-        "iconv-lite": "0.4.19"
-      }
-    },
-    "entities": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/entities/-/entities-1.1.1.tgz",
-      "integrity": "sha1-blwtClYhtdra7O+AuQ7ftc13cvA="
-    },
-    "es6-promise": {
-      "version": "4.2.4",
-      "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.4.tgz",
-      "integrity": "sha512-/NdNZVJg+uZgtm9eS3O6lrOLYmQag2DjdEXuPaHlZ6RuVqgqaVZfgYCepEIKsLqwdQArOPtC3XzRLqGGfT8KQQ=="
-    },
     "escape-html": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
@@ -1071,24 +1108,34 @@
       }
     },
     "extend": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.1.tgz",
-      "integrity": "sha1-p1Xqe8Gt/MWjHOfnYtuq3F5jZEQ="
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+      "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g=="
     },
     "extsprintf": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
-      "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU="
+      "integrity": "sha512-11Ndz7Nv+mvAC1j0ktTa7fAb0vLyGGX+rMHNBYQviQDGU0Hw7lhctJANqbPhu9nV9/izT/IntTgZ7Im/9LJs9g=="
     },
     "fast-deep-equal": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
-      "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ="
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+      "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
     },
     "fast-json-stable-stringify": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz",
-      "integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I="
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz",
+      "integrity": "sha512-lhd/wF+Lk98HZoTCtlVraHtfh5XYijIjalXck7saUtuanSDyLMxnHhSXEDJqHxD7msR8D0uCmqlkwjCV8xvwHw=="
+    },
+    "file-uri-to-path": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz",
+      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw=="
+    },
+    "filter-obj": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/filter-obj/-/filter-obj-1.1.0.tgz",
+      "integrity": "sha512-8rXg1ZnX7xzy2NGDVkBVaAy+lSlPNwad13BtgSlLuxfIslyt5Vg64U7tFcCt4WS1R0hvtnQybT/IyCkGZ3DpXQ=="
     },
     "finalhandler": {
       "version": "1.1.0",
@@ -1108,16 +1155,16 @@
     "forever-agent": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
-      "integrity": "sha1-+8cfDEGt6zf5bFd60e1C2P2sypE="
+      "integrity": "sha512-j0KLYPhm6zeac4lz3oJ3o65qvgQCcPubiyotZrXqEaG4hNagNYO8qdlUrX5vwqv9ohqeT/Z3j6+yW067yWWdUw=="
     },
     "form-data": {
-      "version": "2.3.2",
-      "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.2.tgz",
-      "integrity": "sha1-SXBJi+YEwgwAXU9cI67NIda0kJk=",
+      "version": "2.5.1",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.5.1.tgz",
+      "integrity": "sha512-m21N3WOmEEURgk6B9GLOE4RuWOFf28Lhh9qGYeNlGq4VDXUlJy2th2slBNU8Gp8EzloYZOibZJ7t5ecIrFSjVA==",
       "requires": {
-        "asynckit": "0.4.0",
-        "combined-stream": "1.0.6",
-        "mime-types": "2.1.18"
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.6",
+        "mime-types": "^2.1.12"
       }
     },
     "forwarded": {
@@ -1147,43 +1194,34 @@
     "getpass": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/getpass/-/getpass-0.1.7.tgz",
-      "integrity": "sha1-Xv+OPmhNVprkyysSgmBOi6YhSfo=",
+      "integrity": "sha512-0fzj9JxOLfJ+XGLhR8ze3unN0KZCgZwiSSDz168VERjK8Wl8kVSdcu2kspd4s4wtAa1y/qrVRiAA0WclVsu0ng==",
       "requires": {
-        "assert-plus": "1.0.0"
-      }
-    },
-    "glob": {
-      "version": "3.2.11",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-3.2.11.tgz",
-      "integrity": "sha1-Spc/Y1uRkPcV0QmH1cAP0oFevj0=",
-      "requires": {
-        "inherits": "2.0.3",
-        "minimatch": "0.3.0"
+        "assert-plus": "^1.0.0"
       }
     },
     "har-schema": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/har-schema/-/har-schema-2.0.0.tgz",
-      "integrity": "sha1-qUwiJOvKwEeCoNkDVSHyRzW37JI="
+      "integrity": "sha512-Oqluz6zhGX8cyRaTQlFMPw80bSJVG2x/cFb8ZPhUILGgHka9SsokCCOQgpveePerqidZOrT14ipqfJb7ILcW5Q=="
     },
     "har-validator": {
-      "version": "5.0.3",
-      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.0.3.tgz",
-      "integrity": "sha1-ukAsJmGU8VlW7xXg/PJCmT9qff0=",
+      "version": "5.1.5",
+      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-5.1.5.tgz",
+      "integrity": "sha512-nmT2T0lljbxdQZfspsno9hgrG3Uir6Ks5afism62poxqBM6sDnMEuPmzTq8XN0OEwqKLLdh1jQI3qyE66Nzb3w==",
       "requires": {
-        "ajv": "5.5.2",
-        "har-schema": "2.0.0"
+        "ajv": "^6.12.3",
+        "har-schema": "^2.0.0"
       },
       "dependencies": {
         "ajv": {
-          "version": "5.5.2",
-          "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
-          "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
+          "version": "6.12.6",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+          "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
           "requires": {
-            "co": "4.6.0",
-            "fast-deep-equal": "1.1.0",
-            "fast-json-stable-stringify": "2.0.0",
-            "json-schema-traverse": "0.3.1"
+            "fast-deep-equal": "^3.1.1",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.4.1",
+            "uri-js": "^4.2.2"
           }
         }
       }
@@ -1214,25 +1252,6 @@
         "minimalistic-assert": "1.0.0"
       }
     },
-    "hasprop": {
-      "version": "0.0.4",
-      "resolved": "https://registry.npmjs.org/hasprop/-/hasprop-0.0.4.tgz",
-      "integrity": "sha1-mbJGuNF7l4NwY0ZdVRmB1j3J5ME=",
-      "requires": {
-        "tape": "3.6.1"
-      }
-    },
-    "hawk": {
-      "version": "6.0.2",
-      "resolved": "https://registry.npmjs.org/hawk/-/hawk-6.0.2.tgz",
-      "integrity": "sha512-miowhl2+U7Qle4vdLqDdPt9m09K6yZhkLDTWGoUiUzrQCn+mHHSmfJgAyGaLRZbPmTqfFFjRV1QWCW0VWUJBbQ==",
-      "requires": {
-        "boom": "4.3.1",
-        "cryptiles": "3.1.2",
-        "hoek": "4.2.1",
-        "sntp": "2.1.0"
-      }
-    },
     "hmac-drbg": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/hmac-drbg/-/hmac-drbg-1.0.1.tgz",
@@ -1243,30 +1262,12 @@
         "minimalistic-crypto-utils": "1.0.1"
       }
     },
-    "hoek": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/hoek/-/hoek-4.2.1.tgz",
-      "integrity": "sha512-QLg82fGkfnJ/4iy1xZ81/9SIJiq1NGFUMGs6ParyjBZr6jW2Ufj/snDqTHixNlHdPNwN2RLVD0Pi3igeK9+JfA=="
-    },
     "htmlescape": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/htmlescape/-/htmlescape-1.1.1.tgz",
       "integrity": "sha1-OgPtwiFLyjtmQko+eVk0lQnLA1E=",
       "dev": true
     },
-    "htmlparser2": {
-      "version": "3.9.2",
-      "resolved": "https://registry.npmjs.org/htmlparser2/-/htmlparser2-3.9.2.tgz",
-      "integrity": "sha1-G9+HrMoPP55T+k/M6w9LTLsAszg=",
-      "requires": {
-        "domelementtype": "1.3.0",
-        "domhandler": "2.4.1",
-        "domutils": "1.5.1",
-        "entities": "1.1.1",
-        "inherits": "2.0.3",
-        "readable-stream": "2.3.4"
-      }
-    },
     "http-errors": {
       "version": "1.6.2",
       "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.6.2.tgz",
@@ -1296,11 +1297,11 @@
     "http-signature": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/http-signature/-/http-signature-1.2.0.tgz",
-      "integrity": "sha1-muzZJRFHcvPZW2WmCruPfBj7rOE=",
+      "integrity": "sha512-CAbnr6Rz4CYQkLYUtSNXxQPUH2gK8f3iWexVlsnMeD+GjlsQ0Xsy1cOX+mN3dtxYomRy21CiOzU8Uhw6OwncEQ==",
       "requires": {
-        "assert-plus": "1.0.0",
-        "jsprim": "1.4.1",
-        "sshpk": "1.13.1"
+        "assert-plus": "^1.0.0",
+        "jsprim": "^1.2.2",
+        "sshpk": "^1.7.0"
       }
     },
     "https-browserify": {
@@ -1312,7 +1313,8 @@
     "iconv-lite": {
       "version": "0.4.19",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.19.tgz",
-      "integrity": "sha512-oTZqweIP51xaGPI4uPa56/Pri/480R+mo7SeU+YETByQNhDG55ycFyNLIgta9vXhILrxXDmF7ZGhqZIcuN0gJQ=="
+      "integrity": "sha512-oTZqweIP51xaGPI4uPa56/Pri/480R+mo7SeU+YETByQNhDG55ycFyNLIgta9vXhILrxXDmF7ZGhqZIcuN0gJQ==",
+      "dev": true
     },
     "ieee754": {
       "version": "1.1.8",
@@ -1392,63 +1394,49 @@
       "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==",
       "dev": true
     },
-    "is-stream": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-1.1.0.tgz",
-      "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ="
-    },
     "is-typedarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
-      "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo="
+      "integrity": "sha512-cyA56iCMHAh5CdzjJIa4aohJyeO1YbwLi3Jc35MmRU6poroFjIGZzUzupGiRPOjgHg9TLu43xbpwXk523fMxKA=="
     },
     "isarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
-      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
-    },
-    "isomorphic-fetch": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/isomorphic-fetch/-/isomorphic-fetch-2.2.1.tgz",
-      "integrity": "sha1-YRrhrPFPXoH3KVB0coGf6XM1WKk=",
-      "requires": {
-        "node-fetch": "1.7.3",
-        "whatwg-fetch": "2.0.3"
-      }
+      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
+      "dev": true
     },
     "isstream": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
-      "integrity": "sha1-R+Y/evVa+m+S4VAOaQ64uFKcCZo="
+      "integrity": "sha512-Yljz7ffyPbrLpLngrMtZ7NduUgVvi6wG9RJ9IUcyCd59YQ911PBJphODUcbOVbqYfxe1wuYf/LJ8PauMRwsM/g=="
     },
     "jsbn": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
-      "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM=",
-      "optional": true
+      "integrity": "sha512-UVU9dibq2JcFWxQPA6KCqj5O42VOmAY3zQUfEKxU0KpTGXwNoCjkX1e13eHNvw/xPynt6pU0rZ1htjWTNTSXsg=="
     },
     "json-schema": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.2.3.tgz",
-      "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM="
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.4.0.tgz",
+      "integrity": "sha512-es94M3nTIfsEPisRafak+HDLfHXnKBhV3vU5eqPcS3flIWqcxJWgXHXiey3YrpaNsanY5ei1VoYEbOzijuq9BA=="
     },
     "json-schema-traverse": {
-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
-      "integrity": "sha1-NJptRMU6Ud6JtAgFxdXlm0F9M0A="
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
     },
     "json-stable-stringify": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz",
-      "integrity": "sha1-mnWdOcXy/1A/1TAGRu1EX4jE+a8=",
+      "integrity": "sha512-i/J297TW6xyj7sDFa7AmBPkQvLIxWr2kKPWI26tXydnZrzVAocNqn5DMNT1Mzk0vit1V5UkRM7C1KdVNp7Lmcg==",
       "requires": {
-        "jsonify": "0.0.0"
+        "jsonify": "~0.0.0"
       }
     },
     "json-stringify-safe": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
-      "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
+      "integrity": "sha512-ZClg6AaYvamvYEE82d3Iyd3vSSIjQ+odgjaTzRuO3s7toCdFKczob2i0zCh7JE8kWn17yvAWhUVxvqGwUalsRA=="
     },
     "jsonify": {
       "version": "0.0.0",
@@ -1462,74 +1450,82 @@
       "dev": true
     },
     "jsontokens": {
-      "version": "0.7.6",
-      "resolved": "https://registry.npmjs.org/jsontokens/-/jsontokens-0.7.6.tgz",
-      "integrity": "sha1-4j3XXqELECjqnV11EtyyScWY1K0=",
-      "requires": {
-        "asn1.js": "4.9.2",
-        "base64url": "2.0.0",
-        "crypto": "0.0.3",
-        "elliptic": "6.4.0",
-        "key-encoder": "1.1.6",
-        "validator": "7.2.0"
-      }
-    },
-    "jsprim": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.1.tgz",
-      "integrity": "sha1-MT5mvB5cwG5Di8G3SZwuXFastqI=",
-      "requires": {
-        "assert-plus": "1.0.0",
-        "extsprintf": "1.3.0",
-        "json-schema": "0.2.3",
-        "verror": "1.10.0"
-      }
-    },
-    "key-encoder": {
-      "version": "1.1.6",
-      "resolved": "https://registry.npmjs.org/key-encoder/-/key-encoder-1.1.6.tgz",
-      "integrity": "sha1-ATVYLNPQp+t5LZTso4e2gejloq0=",
-      "requires": {
-        "asn1.js": "2.2.1",
-        "bn.js": "3.3.0",
-        "elliptic": "5.2.1"
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/jsontokens/-/jsontokens-3.0.0.tgz",
+      "integrity": "sha512-P0QZC5AjOkn3t1ej6OuI7+XqoEctYj83UK4pw0WpHY4/z6a5PpZCJSpp5NZodq94GFkw2PfB9DPFoDM5qpyp/g==",
+      "requires": {
+        "@types/elliptic": "^6.4.9",
+        "asn1.js": "^5.0.1",
+        "base64url": "^3.0.1",
+        "ecdsa-sig-formatter": "^1.0.11",
+        "elliptic": "^6.4.1",
+        "sha.js": "^2.4.11"
       },
       "dependencies": {
         "asn1.js": {
-          "version": "2.2.1",
-          "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-2.2.1.tgz",
-          "integrity": "sha1-yLpN1o6EQxKIEmIwyyBFvfqfv+E=",
+          "version": "5.4.1",
+          "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-5.4.1.tgz",
+          "integrity": "sha512-+I//4cYPccV8LdmBLiX8CYvf9Sp3vQsrqu2QNXRcrbiWvcx/UdlFiqUJJzxRQxgsZmvhXhn4cSKeSmoFjVdupA==",
           "requires": {
-            "bn.js": "2.2.0",
-            "inherits": "2.0.3",
-            "minimalistic-assert": "1.0.0"
+            "bn.js": "^4.0.0",
+            "inherits": "^2.0.1",
+            "minimalistic-assert": "^1.0.0",
+            "safer-buffer": "^2.1.0"
+          }
+        },
+        "elliptic": {
+          "version": "6.5.4",
+          "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.4.tgz",
+          "integrity": "sha512-iLhC6ULemrljPZb+QutR5TQGB+pdW6KGD5RSegS+8sorOZT+rdQFbsQFJgvN3eRqNALqJer4oQ16YvJHlU8hzQ==",
+          "requires": {
+            "bn.js": "^4.11.9",
+            "brorand": "^1.1.0",
+            "hash.js": "^1.0.0",
+            "hmac-drbg": "^1.0.1",
+            "inherits": "^2.0.4",
+            "minimalistic-assert": "^1.0.1",
+            "minimalistic-crypto-utils": "^1.0.1"
           },
           "dependencies": {
             "bn.js": {
-              "version": "2.2.0",
-              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-2.2.0.tgz",
-              "integrity": "sha1-EhYrwq5x/EClYmwzQ486h1zTdiU="
+              "version": "4.12.0",
+              "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+              "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+            },
+            "inherits": {
+              "version": "2.0.4",
+              "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+              "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
+            },
+            "minimalistic-assert": {
+              "version": "1.0.1",
+              "resolved": "https://registry.npmjs.org/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz",
+              "integrity": "sha512-UtJcAD4yEaGtjPezWuO9wC4nwUnVH/8/Im3yEHQP4b67cXlD/Qr9hdITCU1xDbSEXg2XKNaP8jsReV7vQd00/A=="
             }
           }
         },
-        "bn.js": {
-          "version": "3.3.0",
-          "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-3.3.0.tgz",
-          "integrity": "sha1-ETjld4if3Je72rUYRPIZDfwK49c="
-        },
-        "elliptic": {
-          "version": "5.2.1",
-          "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-5.2.1.tgz",
-          "integrity": "sha1-+ilLZWPG3bybo9yFlGh66ECFjxA=",
+        "sha.js": {
+          "version": "2.4.11",
+          "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
+          "integrity": "sha512-QMEp5B7cftE7APOjk5Y6xgrbWu+WkLVQwk8JNjZ8nKRciZaByEW6MubieAiToS7+dwvrjGhH8jRXz3MVd0AYqQ==",
           "requires": {
-            "bn.js": "3.3.0",
-            "brorand": "1.1.0",
-            "hash.js": "1.1.3",
-            "inherits": "2.0.3"
+            "inherits": "^2.0.1",
+            "safe-buffer": "^5.0.1"
           }
         }
       }
     },
+    "jsprim": {
+      "version": "1.4.2",
+      "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.2.tgz",
+      "integrity": "sha512-P2bSOMAc/ciLz6DzgjVlGJP9+BrJWu5UDGK70C2iweC5QBIeFf0ZXRvGjEj2uYgrY2MkAAhsSWHDWlFtEroZWw==",
+      "requires": {
+        "assert-plus": "1.0.0",
+        "extsprintf": "1.3.0",
+        "json-schema": "0.4.0",
+        "verror": "1.10.0"
+      }
+    },
     "labeled-stream-splicer": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/labeled-stream-splicer/-/labeled-stream-splicer-2.0.0.tgz",
@@ -1558,40 +1554,10 @@
         "astw": "2.2.0"
       }
     },
-    "lodash.assignin": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/lodash.assignin/-/lodash.assignin-4.2.0.tgz",
-      "integrity": "sha1-uo31+4QesKPoBEIysOJjqNxqKKI="
-    },
-    "lodash.bind": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/lodash.bind/-/lodash.bind-4.2.1.tgz",
-      "integrity": "sha1-euMBfpOWIqwxt9fX3LGzTbFpDTU="
-    },
-    "lodash.defaults": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/lodash.defaults/-/lodash.defaults-4.2.0.tgz",
-      "integrity": "sha1-0JF4cW/+pN3p5ft7N/bwgCJ0WAw="
-    },
-    "lodash.filter": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/lodash.filter/-/lodash.filter-4.6.0.tgz",
-      "integrity": "sha1-ZosdSYFgOuHMWm+nYBQ+SAtMSs4="
-    },
-    "lodash.flatten": {
-      "version": "4.4.0",
-      "resolved": "https://registry.npmjs.org/lodash.flatten/-/lodash.flatten-4.4.0.tgz",
-      "integrity": "sha1-8xwiIlqWMtK7+OSt2+8kCqdlph8="
-    },
-    "lodash.foreach": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/lodash.foreach/-/lodash.foreach-4.5.0.tgz",
-      "integrity": "sha1-Gmo16s5AEoDH8G3d7DUWWrJ+PlM="
-    },
-    "lodash.map": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/lodash.map/-/lodash.map-4.6.0.tgz",
-      "integrity": "sha1-dx7Hg540c9nEzeKLGTlMNWL09tM="
+    "lodash": {
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash.memoize": {
       "version": "3.0.4",
@@ -1599,41 +1565,10 @@
       "integrity": "sha1-LcvSwofLwKVcxCMovQxzYVDVPj8=",
       "dev": true
     },
-    "lodash.merge": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/lodash.merge/-/lodash.merge-4.6.0.tgz",
-      "integrity": "sha1-aYhLoUSsM/5plzemCG3v+t0PicU="
-    },
-    "lodash.pick": {
-      "version": "4.4.0",
-      "resolved": "https://registry.npmjs.org/lodash.pick/-/lodash.pick-4.4.0.tgz",
-      "integrity": "sha1-UvBWEP/53tQiYRRB7R/BI6AwAbM="
-    },
-    "lodash.reduce": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/lodash.reduce/-/lodash.reduce-4.6.0.tgz",
-      "integrity": "sha1-8atrg5KZrUj3hKu/R2WW8DuRTTs="
-    },
-    "lodash.reject": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/lodash.reject/-/lodash.reject-4.6.0.tgz",
-      "integrity": "sha1-gNZJLcFHCGS79YNTO2UfQqn1JBU="
-    },
-    "lodash.some": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/lodash.some/-/lodash.some-4.6.0.tgz",
-      "integrity": "sha1-G7nzFO9ri63tE7VJFpsqlF62jk0="
-    },
-    "lru-cache": {
-      "version": "2.7.3",
-      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-2.7.3.tgz",
-      "integrity": "sha1-bUUk6LlV+V1PW1iFHOId1y+06VI="
-    },
     "md5.js": {
       "version": "1.3.4",
       "resolved": "https://registry.npmjs.org/md5.js/-/md5.js-1.3.4.tgz",
       "integrity": "sha1-6b296UogpawYsENA/Fdk1bCdkB0=",
-      "dev": true,
       "requires": {
         "hash-base": "3.0.4",
         "inherits": "2.0.3"
@@ -1643,7 +1578,6 @@
           "version": "3.0.4",
           "resolved": "https://registry.npmjs.org/hash-base/-/hash-base-3.0.4.tgz",
           "integrity": "sha1-X8hoaEfs1zSZQDMZprCj8/auSRg=",
-          "dev": true,
           "requires": {
             "inherits": "2.0.3",
             "safe-buffer": "5.1.1"
@@ -1663,6 +1597,11 @@
       "integrity": "sha1-sAqqVW3YtEVoFQ7J0blT8/kMu2E=",
       "dev": true
     },
+    "merkle-lib": {
+      "version": "2.0.10",
+      "resolved": "https://registry.npmjs.org/merkle-lib/-/merkle-lib-2.0.10.tgz",
+      "integrity": "sha512-XrNQvUbn1DL5hKNe46Ccs+Tu3/PYOlrcZILuGUhb95oKBPjc/nmIC8D462PQkipVDGKRvwhn+QFg2cCdIvmDJA=="
+    },
     "methods": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/methods/-/methods-1.1.2.tgz",
@@ -1708,15 +1647,6 @@
       "resolved": "https://registry.npmjs.org/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz",
       "integrity": "sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo="
     },
-    "minimatch": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-0.3.0.tgz",
-      "integrity": "sha1-J12O2qxPG7MyZHIInnlJyDlGmd0=",
-      "requires": {
-        "lru-cache": "2.7.3",
-        "sigmund": "1.0.1"
-      }
-    },
     "minimist": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
@@ -1760,6 +1690,11 @@
       "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
       "dev": true
     },
+    "nan": {
+      "version": "2.17.0",
+      "resolved": "https://registry.npmjs.org/nan/-/nan-2.17.0.tgz",
+      "integrity": "sha512-2ZTgtl0nJsO0KQCjEpxcIr5D+Yv90plTitZt9JBfQvVJDS5seMl3FOvsh3+9CoYWXf/1l5OaZzzF6nDm4cagaQ=="
+    },
     "negotiator": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.1.tgz",
@@ -1767,36 +1702,23 @@
       "dev": true
     },
     "node-fetch": {
-      "version": "1.7.3",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-1.7.3.tgz",
-      "integrity": "sha512-NhZ4CsKx7cYm2vSrBAr2PvFOe6sWDf0UYLRqA6svUYg7+/TSfVAu49jYC4BvQ4Sms9SZgdqGBgroqfDhJdTyKQ==",
+      "version": "2.6.7",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.7.tgz",
+      "integrity": "sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==",
       "requires": {
-        "encoding": "0.1.12",
-        "is-stream": "1.1.0"
-      }
-    },
-    "nth-check": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/nth-check/-/nth-check-1.0.1.tgz",
-      "integrity": "sha1-mSms32KPwsQQmN6rgqxYDPFJquQ=",
-      "requires": {
-        "boolbase": "1.0.0"
+        "whatwg-url": "^5.0.0"
       }
     },
     "oauth-sign": {
-      "version": "0.8.2",
-      "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
-      "integrity": "sha1-Rqarfwrq2N6unsBWV4C31O/rnUM="
+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.9.0.tgz",
+      "integrity": "sha512-fexhUFFPTGV8ybAtSIGbV6gOkSv8UtRbDBnAyLQw4QPKkgNlsH2ByPGtMUqdWkos6YCRmAqViwgZrJc/mRDzZQ=="
     },
     "object-assign": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
-      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM="
-    },
-    "object-inspect": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-0.4.0.tgz",
-      "integrity": "sha1-9RV8EWwUVbJDsG7pdwM5LFrYn+w="
+      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
+      "dev": true
     },
     "on-finished": {
       "version": "2.3.0",
@@ -1900,7 +1822,6 @@
       "version": "3.0.14",
       "resolved": "https://registry.npmjs.org/pbkdf2/-/pbkdf2-3.0.14.tgz",
       "integrity": "sha512-gjsZW9O34fm0R7PaLHRJmLLVfSoesxztjPjE9o6R+qtVJij90ltg1joIovN9GKrRW3t1PzhDDG3UMEMFfZ+1wA==",
-      "dev": true,
       "requires": {
         "create-hash": "1.1.3",
         "create-hmac": "1.1.6",
@@ -1912,7 +1833,7 @@
     "performance-now": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
-      "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns="
+      "integrity": "sha512-7EAHlyLHI56VEIdK57uwHdHKIaAGbnXPiw0yWbarQZOKaKpvUIgW0jWRVLiatnM+XXlSwsanIBH/hzGMJulMow=="
     },
     "pinkie": {
       "version": "2.0.4",
@@ -1938,15 +1859,8 @@
     "process-nextick-args": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.0.tgz",
-      "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw=="
-    },
-    "promise": {
-      "version": "7.3.1",
-      "resolved": "https://registry.npmjs.org/promise/-/promise-7.3.1.tgz",
-      "integrity": "sha512-nolQXZ/4L+bP/UGlkfaIujX9BKxGwmQ9OT4mOt5yvy8iK1h3wqTEJCijzGANTCCl9nWjY41juyAn2K3Q1hLLTg==",
-      "requires": {
-        "asap": "2.0.6"
-      }
+      "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw==",
+      "dev": true
     },
     "proxy-addr": {
       "version": "2.0.3",
@@ -1958,6 +1872,11 @@
         "ipaddr.js": "1.6.0"
       }
     },
+    "psl": {
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/psl/-/psl-1.9.0.tgz",
+      "integrity": "sha512-E/ZsdU4HLs/68gYzgGTkMicWTLPdAftJLfJFlLUAAKZGkStNU72sZjT66SnMDVOfOWY/YAoiD7Jxa9iHvngcag=="
+    },
     "public-encrypt": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/public-encrypt/-/public-encrypt-4.0.0.tgz",
@@ -1974,20 +1893,32 @@
     "punycode": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
-      "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
+      "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4=",
+      "dev": true
+    },
+    "pushdata-bitcoin": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/pushdata-bitcoin/-/pushdata-bitcoin-1.0.1.tgz",
+      "integrity": "sha512-hw7rcYTJRAl4olM8Owe8x0fBuJJ+WGbMhQuLWOXEMN3PxPCKQHRkhfL+XG0+iXUmSHjkMmb3Ba55Mt21cZc9kQ==",
+      "requires": {
+        "bitcoin-ops": "^1.3.0"
+      }
     },
     "qs": {
       "version": "6.5.1",
       "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.1.tgz",
-      "integrity": "sha512-eRzhrN1WSINYCDCbrz796z37LOe3m5tmW7RQf6oBntukAG1nmovJvhnwHHRMAfeoItc1m2Hk02WER2aQ/iqs+A=="
+      "integrity": "sha512-eRzhrN1WSINYCDCbrz796z37LOe3m5tmW7RQf6oBntukAG1nmovJvhnwHHRMAfeoItc1m2Hk02WER2aQ/iqs+A==",
+      "dev": true
     },
     "query-string": {
-      "version": "4.3.4",
-      "resolved": "https://registry.npmjs.org/query-string/-/query-string-4.3.4.tgz",
-      "integrity": "sha1-u7aTucqRXCMlFbIosaArYJBD2+s=",
+      "version": "6.14.1",
+      "resolved": "https://registry.npmjs.org/query-string/-/query-string-6.14.1.tgz",
+      "integrity": "sha512-XDxAeVmpfu1/6IjyT/gXHOl+S0vQ9owggJ30hhWKdHAsNPOcasn5o9BW0eejZqL2e4vMjhAxoW3jVHcD6mbcYw==",
       "requires": {
-        "object-assign": "4.1.1",
-        "strict-uri-encode": "1.1.0"
+        "decode-uri-component": "^0.2.0",
+        "filter-obj": "^1.1.0",
+        "split-on-first": "^1.0.0",
+        "strict-uri-encode": "^2.0.0"
       }
     },
     "querystring": {
@@ -2051,6 +1982,7 @@
       "version": "2.3.4",
       "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.4.tgz",
       "integrity": "sha512-vuYxeWYM+fde14+rajzqgeohAI7YoJcHE7kXDAc4Nk0EbuKnJfqtY9YtRkLo/tqkuF7MsBQRhPnPeyjYITp3ZQ==",
+      "dev": true,
       "requires": {
         "core-util-is": "1.0.2",
         "inherits": "2.0.3",
@@ -2062,32 +1994,65 @@
       }
     },
     "request": {
-      "version": "2.83.0",
-      "resolved": "https://registry.npmjs.org/request/-/request-2.83.0.tgz",
-      "integrity": "sha512-lR3gD69osqm6EYLk9wB/G1W/laGWjzH90t1vEa2xuxHD5KUrSzp9pUSfTm+YC5Nxt2T8nMPEvKlhbQayU7bgFw==",
-      "requires": {
-        "aws-sign2": "0.7.0",
-        "aws4": "1.6.0",
-        "caseless": "0.12.0",
-        "combined-stream": "1.0.6",
-        "extend": "3.0.1",
-        "forever-agent": "0.6.1",
-        "form-data": "2.3.2",
-        "har-validator": "5.0.3",
-        "hawk": "6.0.2",
-        "http-signature": "1.2.0",
-        "is-typedarray": "1.0.0",
-        "isstream": "0.1.2",
-        "json-stringify-safe": "5.0.1",
-        "mime-types": "2.1.18",
-        "oauth-sign": "0.8.2",
-        "performance-now": "2.1.0",
-        "qs": "6.5.1",
-        "safe-buffer": "5.1.1",
-        "stringstream": "0.0.5",
-        "tough-cookie": "2.3.4",
-        "tunnel-agent": "0.6.0",
-        "uuid": "3.2.1"
+      "version": "2.88.2",
+      "resolved": "https://registry.npmjs.org/request/-/request-2.88.2.tgz",
+      "integrity": "sha512-MsvtOrfG9ZcrOwAW+Qi+F6HbD0CWXEh9ou77uOb7FM2WPhwT7smM833PzanhJLsgXjN89Ir6V2PczXNnMpwKhw==",
+      "requires": {
+        "aws-sign2": "~0.7.0",
+        "aws4": "^1.8.0",
+        "caseless": "~0.12.0",
+        "combined-stream": "~1.0.6",
+        "extend": "~3.0.2",
+        "forever-agent": "~0.6.1",
+        "form-data": "~2.3.2",
+        "har-validator": "~5.1.3",
+        "http-signature": "~1.2.0",
+        "is-typedarray": "~1.0.0",
+        "isstream": "~0.1.2",
+        "json-stringify-safe": "~5.0.1",
+        "mime-types": "~2.1.19",
+        "oauth-sign": "~0.9.0",
+        "performance-now": "^2.1.0",
+        "qs": "~6.5.2",
+        "safe-buffer": "^5.1.2",
+        "tough-cookie": "~2.5.0",
+        "tunnel-agent": "^0.6.0",
+        "uuid": "^3.3.2"
+      },
+      "dependencies": {
+        "form-data": {
+          "version": "2.3.3",
+          "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.3.3.tgz",
+          "integrity": "sha512-1lLKB2Mu3aGP1Q/2eCOx0fNbRMe7XdwktwOruhfqqd0rIJWwN4Dh+E3hrPSlDCXnSR7UtZ1N38rVXm+6+MEhJQ==",
+          "requires": {
+            "asynckit": "^0.4.0",
+            "combined-stream": "^1.0.6",
+            "mime-types": "^2.1.12"
+          }
+        },
+        "mime-db": {
+          "version": "1.52.0",
+          "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
+          "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg=="
+        },
+        "mime-types": {
+          "version": "2.1.35",
+          "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
+          "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
+          "requires": {
+            "mime-db": "1.52.0"
+          }
+        },
+        "qs": {
+          "version": "6.5.3",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.3.tgz",
+          "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA=="
+        },
+        "safe-buffer": {
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
+        }
       }
     },
     "resolve": {
@@ -2099,14 +2064,6 @@
         "path-parse": "1.0.5"
       }
     },
-    "resumer": {
-      "version": "0.0.0",
-      "resolved": "https://registry.npmjs.org/resumer/-/resumer-0.0.0.tgz",
-      "integrity": "sha1-8ej0YeQGS6Oegq883CqMiT0HZ1k=",
-      "requires": {
-        "through": "2.3.8"
-      }
-    },
     "ripemd160": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/ripemd160/-/ripemd160-2.0.1.tgz",
@@ -2116,17 +2073,27 @@
         "inherits": "2.0.3"
       }
     },
+    "ripemd160-min": {
+      "version": "0.0.5",
+      "resolved": "https://registry.npmjs.org/ripemd160-min/-/ripemd160-min-0.0.5.tgz",
+      "integrity": "sha512-lcz1Gkecuq0zvAeRZUIWE8bJA2PE8F7VfdmRUcIWhXuDtvLQJJJStHi9ZrDlb4mH8JPGDbNDBdDLtIsNrEYARg=="
+    },
     "safe-buffer": {
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.1.tgz",
       "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg=="
     },
+    "safer-buffer": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
+    },
     "schema-inspector": {
-      "version": "1.6.8",
-      "resolved": "https://registry.npmjs.org/schema-inspector/-/schema-inspector-1.6.8.tgz",
-      "integrity": "sha1-ueU5g8xV/y29e2Xj2+CF2dEoXyo=",
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/schema-inspector/-/schema-inspector-1.7.0.tgz",
+      "integrity": "sha512-Cj4XP6O3QfDhOq7bIPpz3Ev+sjR++nqFsIggBVIk/8axqFc2p+XSwNBWih9Ut/p8k36f1uCyXB+TzumZUsxVBQ==",
       "requires": {
-        "async": "1.5.2"
+        "async": "~2.6.3"
       }
     },
     "send": {
@@ -2210,43 +2177,31 @@
         "jsonify": "0.0.0"
       }
     },
-    "sigmund": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/sigmund/-/sigmund-1.0.1.tgz",
-      "integrity": "sha1-P/IfGYytIXX587eBhT/ZTQ0ZtZA="
-    },
-    "sntp": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/sntp/-/sntp-2.1.0.tgz",
-      "integrity": "sha512-FL1b58BDrqS3A11lJ0zEdnJ3UOKqVxawAkF3k7F0CVN7VQ34aZrV+G8BZ1WC9ZL7NyrwsW0oviwsWDgRuVYtJg==",
-      "requires": {
-        "hoek": "4.2.1"
-      }
-    },
     "source-map": {
       "version": "0.5.7",
       "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
       "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
       "dev": true
     },
-    "sprintf-js": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.1.1.tgz",
-      "integrity": "sha1-Nr54Mgr+WAH2zqPueLblqrlA6gw="
+    "split-on-first": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/split-on-first/-/split-on-first-1.1.0.tgz",
+      "integrity": "sha512-43ZssAJaMusuKWL8sKUBQXHWOpq8d6CfN/u1p4gUzfJkM05C8rxTmYrkIPTXapZpORA6LkkzcUulJ8FqA7Uudw=="
     },
     "sshpk": {
-      "version": "1.13.1",
-      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.13.1.tgz",
-      "integrity": "sha1-US322mKHFEMW3EwY/hzx2UBzm+M=",
+      "version": "1.17.0",
+      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.17.0.tgz",
+      "integrity": "sha512-/9HIEs1ZXGhSPE8X6Ccm7Nam1z8KcoCqPdI7ecm1N33EzAetWahvQWVqLZtaZQ+IDKX4IyA2o0gBzqIMkAagHQ==",
       "requires": {
-        "asn1": "0.2.3",
-        "assert-plus": "1.0.0",
-        "bcrypt-pbkdf": "1.0.1",
-        "dashdash": "1.14.1",
-        "ecc-jsbn": "0.1.1",
-        "getpass": "0.1.7",
-        "jsbn": "0.1.1",
-        "tweetnacl": "0.14.5"
+        "asn1": "~0.2.3",
+        "assert-plus": "^1.0.0",
+        "bcrypt-pbkdf": "^1.0.0",
+        "dashdash": "^1.12.0",
+        "ecc-jsbn": "~0.1.1",
+        "getpass": "^0.1.1",
+        "jsbn": "~0.1.0",
+        "safer-buffer": "^2.0.2",
+        "tweetnacl": "~0.14.0"
       }
     },
     "statuses": {
@@ -2299,23 +2254,19 @@
       }
     },
     "strict-uri-encode": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/strict-uri-encode/-/strict-uri-encode-1.1.0.tgz",
-      "integrity": "sha1-J5siXfHVgrH1TmWt3UNS4Y+qBxM="
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/strict-uri-encode/-/strict-uri-encode-2.0.0.tgz",
+      "integrity": "sha512-QwiXZgpRcKkhTj2Scnn++4PKtWsH0kpzZ62L2R6c/LUVYv7hVnZqcg2+sMuT6R7Jusu1vviK/MFsu6kNJfWlEQ=="
     },
     "string_decoder": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
       "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
+      "dev": true,
       "requires": {
         "safe-buffer": "5.1.1"
       }
     },
-    "stringstream": {
-      "version": "0.0.5",
-      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz",
-      "integrity": "sha1-TkhM1N5aC7vuGORjB3EKioFiGHg="
-    },
     "subarg": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/subarg/-/subarg-1.0.0.tgz",
@@ -2334,24 +2285,11 @@
         "acorn": "4.0.13"
       }
     },
-    "tape": {
-      "version": "3.6.1",
-      "resolved": "https://registry.npmjs.org/tape/-/tape-3.6.1.tgz",
-      "integrity": "sha1-SJPdU+KApfWMDOswwsDrs7zVHh8=",
-      "requires": {
-        "deep-equal": "0.2.2",
-        "defined": "0.0.0",
-        "glob": "3.2.11",
-        "inherits": "2.0.3",
-        "object-inspect": "0.4.0",
-        "resumer": "0.0.0",
-        "through": "2.3.8"
-      }
-    },
     "through": {
       "version": "2.3.8",
       "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
-      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
+      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=",
+      "dev": true
     },
     "through2": {
       "version": "2.0.3",
@@ -2372,6 +2310,33 @@
         "process": "0.11.10"
       }
     },
+    "tiny-secp256k1": {
+      "version": "1.1.6",
+      "resolved": "https://registry.npmjs.org/tiny-secp256k1/-/tiny-secp256k1-1.1.6.tgz",
+      "integrity": "sha512-FmqJZGduTyvsr2cF3375fqGHUovSwDi/QytexX1Se4BPuPZpTE5Ftp5fg+EFSuEf3lhZqgCRjEG3ydUQ/aNiwA==",
+      "requires": {
+        "bindings": "^1.3.0",
+        "bn.js": "^4.11.8",
+        "create-hmac": "^1.1.7",
+        "elliptic": "^6.4.0",
+        "nan": "^2.13.2"
+      },
+      "dependencies": {
+        "create-hmac": {
+          "version": "1.1.7",
+          "resolved": "https://registry.npmjs.org/create-hmac/-/create-hmac-1.1.7.tgz",
+          "integrity": "sha512-MJG9liiZ+ogc4TzUwuvbER1JRdgvUFSB5+VR/g5h82fGaIRWMWddtKBHi7/sVhfjQZ6SehlyhvQYrcYkaUIpLg==",
+          "requires": {
+            "cipher-base": "^1.0.3",
+            "create-hash": "^1.1.0",
+            "inherits": "^2.0.1",
+            "ripemd160": "^2.0.0",
+            "safe-buffer": "^5.0.1",
+            "sha.js": "^2.4.8"
+          }
+        }
+      }
+    },
     "to-arraybuffer": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/to-arraybuffer/-/to-arraybuffer-1.0.1.tgz",
@@ -2379,13 +2344,31 @@
       "dev": true
     },
     "tough-cookie": {
-      "version": "2.3.4",
-      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.4.tgz",
-      "integrity": "sha512-TZ6TTfI5NtZnuyy/Kecv+CnoROnyXn2DN97LontgQpCwsX2XyLYCC0ENhYkehSOwAp8rTQKc/NUIF7BkQ5rKLA==",
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.5.0.tgz",
+      "integrity": "sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g==",
       "requires": {
-        "punycode": "1.4.1"
+        "psl": "^1.1.28",
+        "punycode": "^2.1.1"
+      },
+      "dependencies": {
+        "punycode": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
+        }
       }
     },
+    "tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
+      "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw=="
+    },
+    "tslib": {
+      "version": "1.14.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.14.1.tgz",
+      "integrity": "sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg=="
+    },
     "tty-browserify": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/tty-browserify/-/tty-browserify-0.0.1.tgz",
@@ -2395,16 +2378,15 @@
     "tunnel-agent": {
       "version": "0.6.0",
       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
-      "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "integrity": "sha512-McnNiV1l8RYeY8tBgEpuodCC1mLUdbSN+CYBL7kJsJNInOP8UjDDEwdk6Mw60vdLLrr5NHKZhMAOSrR2NZuQ+w==",
       "requires": {
-        "safe-buffer": "5.1.1"
+        "safe-buffer": "^5.0.1"
       }
     },
     "tweetnacl": {
       "version": "0.14.5",
       "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
-      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
-      "optional": true
+      "integrity": "sha512-KXXFFdAbFXY4geFIwoyNK+f5Z1b7swfXABfL7HXCmoIWMKU3dmS26672A4EeQtDzLKy7SXmfBu51JolvEKwtGA=="
     },
     "type-is": {
       "version": "1.6.16",
@@ -2423,9 +2405,9 @@
       "dev": true
     },
     "typeforce": {
-      "version": "1.12.0",
-      "resolved": "https://registry.npmjs.org/typeforce/-/typeforce-1.12.0.tgz",
-      "integrity": "sha512-fvnkvueAOFLhtAqDgIA/wMP21SMwS/NQESFKZuwVrj5m/Ew6eK2S0z0iB++cwtROPWDOhaT6OUfla8UwMw4Adg=="
+      "version": "1.18.0",
+      "resolved": "https://registry.npmjs.org/typeforce/-/typeforce-1.18.0.tgz",
+      "integrity": "sha512-7uc1O8h1M1g0rArakJdf0uLRSSgFcYexrVoKo+bzJd32gd4gDy2L/Z+8/FjPnU9ydY3pEnVPtr9FyscYY60K1g=="
     },
     "umd": {
       "version": "3.0.1",
@@ -2440,17 +2422,17 @@
       "dev": true
     },
     "uri-js": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-3.0.2.tgz",
-      "integrity": "sha1-+QuFhQf4HepNz7s8TD2/orVX+qo=",
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
+      "integrity": "sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==",
       "requires": {
-        "punycode": "2.1.0"
+        "punycode": "^2.1.0"
       },
       "dependencies": {
         "punycode": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.0.tgz",
-          "integrity": "sha1-X4Y+3Im5bbCQdLrXlHvwkFbKTn0="
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
         }
       }
     },
@@ -2492,7 +2474,8 @@
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "dev": true
     },
     "utils-merge": {
       "version": "1.0.1",
@@ -2501,14 +2484,17 @@
       "dev": true
     },
     "uuid": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.1.tgz",
-      "integrity": "sha512-jZnMwlb9Iku/O3smGWvZhauCf6cvvpKi4BKRiliS3cxnI+Gz9j5MEpTz2UFuXiKPJocb7gnsLHwiS05ige5BEA=="
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
+      "integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A=="
     },
-    "validator": {
-      "version": "7.2.0",
-      "resolved": "https://registry.npmjs.org/validator/-/validator-7.2.0.tgz",
-      "integrity": "sha512-c8NGTUYeBEcUIGeMppmNVKHE7wwfm3mYbNZxV+c5mlv9fDHI7Ad3p07qfNrn/CvpdkK2k61fOLRO2sTEhgQXmg=="
+    "varuint-bitcoin": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/varuint-bitcoin/-/varuint-bitcoin-1.1.2.tgz",
+      "integrity": "sha512-4EVb+w4rx+YfVM32HQX42AbbT7/1f5zwAYhIujKXKk8NQK+JfRVl3pqT3hjNn/L+RstigmGGKVwHA/P0wgITZw==",
+      "requires": {
+        "safe-buffer": "^5.1.1"
+      }
     },
     "vary": {
       "version": "1.1.2",
@@ -2519,11 +2505,11 @@
     "verror": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
-      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+      "integrity": "sha512-ZZKSmDAEFOijERBLkmYfJ+vmk3w+7hOLYDNkRCuRuMJGEmqYNCNLyBBFwWKVMhfwaEF3WOd0Zlw86U/WC/+nYw==",
       "requires": {
-        "assert-plus": "1.0.0",
+        "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
-        "extsprintf": "1.3.0"
+        "extsprintf": "^1.2.0"
       }
     },
     "vm-browserify": {
@@ -2535,17 +2521,26 @@
         "indexof": "0.0.1"
       }
     },
-    "whatwg-fetch": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-2.0.3.tgz",
-      "integrity": "sha1-nITsLc9oGH/wC8ZOEnS0QhduHIQ="
+    "webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ=="
+    },
+    "whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "requires": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
     },
     "wif": {
       "version": "2.0.6",
       "resolved": "https://registry.npmjs.org/wif/-/wif-2.0.6.tgz",
-      "integrity": "sha1-CNP1IFbGZnkplyb63g1DKudLRwQ=",
+      "integrity": "sha512-HIanZn1zmduSF+BQhkE+YXIbEiH0xPr1012QbFEGB0xsKqJii0/SqJjyn8dFv6y36kOznMgMB+LGcbZTJ1xACQ==",
       "requires": {
-        "bs58check": "1.3.4"
+        "bs58check": "<3.0.0"
       }
     },
     "wrappy": {
@@ -2561,9 +2556,9 @@
       "dev": true
     },
     "zone-file": {
-      "version": "0.2.2",
-      "resolved": "https://registry.npmjs.org/zone-file/-/zone-file-0.2.2.tgz",
-      "integrity": "sha1-RagyJ/mgXJgcH6KK3Wkw85HCKoE="
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/zone-file/-/zone-file-1.0.0.tgz",
+      "integrity": "sha512-dJynTf/5XCobE6diQBpNWQQRBzXE8d1QhHKemzrkffrZ36F9uKlbBVyIXXbG2CJoaTGZGh8zt2AHX/mG4txtqA=="
     }
   }
 }
diff --git a/tools/blockstack-android-web-app/package.json b/tools/blockstack-android-web-app/package.json
index c8460199..e5d8c448 100644
--- a/tools/blockstack-android-web-app/package.json
+++ b/tools/blockstack-android-web-app/package.json
@@ -23,6 +23,6 @@
     "opn": "^4.0.2"
   },
   "dependencies": {
-    "blockstack": "^0.15.0"
+    "blockstack": "^21.1.1"
   }
 }