diff --git a/package.json b/package.json
index 6703c47..b082e29 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "redis"
   ],
   "dependencies": {
-    "botbuilder": "^3.8.0",
+    "botbuilder": "^4.0.0",
     "redis": "^2.6.0"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 73b4796..02e5d1b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -14,14 +14,28 @@
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/@types/events/-/events-1.1.0.tgz#93b1be91f63c184450385272c47b6496fd028e02"
 
+"@types/filenamify@^2.0.1":
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/@types/filenamify/-/filenamify-2.0.1.tgz#2a75ad266f4fb82e113ef7fdc52e0355c27c2b3d"
+
 "@types/jest@22.2.3":
   version "22.2.3"
   resolved "https://registry.yarnpkg.com/@types/jest/-/jest-22.2.3.tgz#0157c0316dc3722c43a7b71de3fdf3acbccef10d"
 
+"@types/jsonwebtoken@7.2.8":
+  version "7.2.8"
+  resolved "https://registry.yarnpkg.com/@types/jsonwebtoken/-/jsonwebtoken-7.2.8.tgz#8d199dab4ddb5bba3234f8311b804d2027af2b3a"
+  dependencies:
+    "@types/node" "*"
+
 "@types/node@*":
   version "8.0.20"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.20.tgz#65c7375255c24b184c215a5d0b63247c32f01c91"
 
+"@types/node@^9.3.0":
+  version "9.6.41"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-9.6.41.tgz#e57c3152eb2e7ec748c733cebd0c095b437c5d37"
+
 "@types/redis@2.8.6":
   version "2.8.6"
   resolved "https://registry.yarnpkg.com/@types/redis/-/redis-2.8.6.tgz#3674d07a13ad76bccda4c37dc3909e4e95757e7e"
@@ -216,10 +230,6 @@ arrify@^1.0.0, arrify@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
 
-asap@~2.0.3:
-  version "2.0.6"
-  resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
-
 asn1@~0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/asn1/-/asn1-0.2.3.tgz#dac8787713c9966849fc8180777ebe9c1ddf3b86"
@@ -232,6 +242,16 @@ assert-plus@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/assert-plus/-/assert-plus-0.2.0.tgz#d74e1b87e7affc0db8aadb7021f3fe48101ab234"
 
+assert@^1.4.1:
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/assert/-/assert-1.4.1.tgz#99912d591836b5a6f5b345c0f07eefc08fc65d91"
+  dependencies:
+    util "0.10.3"
+
+assertion-error@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.1.0.tgz#e60b6b0e8f301bd97e5375215bda406c85118c0b"
+
 assign-symbols@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/assign-symbols/-/assign-symbols-1.0.0.tgz#59667f41fadd4f20ccbc2bb96b8d4f7f78ec0367"
@@ -244,7 +264,13 @@ async-each@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
 
-async@^1.4.0, async@^1.5.2:
+async-file@^2.0.2:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/async-file/-/async-file-2.0.2.tgz#02ad07856ac3717e836b20aec5a4cfe00c46df23"
+  dependencies:
+    rimraf "^2.5.2"
+
+async@^1.4.0:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
@@ -274,6 +300,13 @@ aws4@^1.2.1, aws4@^1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.6.0.tgz#83ef5ca860b2b32e4a0deedee8c771b9db57471e"
 
+axios@^0.18.0:
+  version "0.18.0"
+  resolved "https://registry.yarnpkg.com/axios/-/axios-0.18.0.tgz#32d53e4851efdc0a11993b6cd000789d70c05102"
+  dependencies:
+    follow-redirects "^1.3.0"
+    is-buffer "^1.1.5"
+
 babel-code-frame@^6.16.0, babel-code-frame@^6.22.0:
   version "6.22.0"
   resolved "https://registry.yarnpkg.com/babel-code-frame/-/babel-code-frame-6.22.0.tgz#027620bee567a88c32561574e7fd0801d33118e4"
@@ -563,6 +596,10 @@ base64url@2.0.0, base64url@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/base64url/-/base64url-2.0.0.tgz#eac16e03ea1438eff9423d69baa36262ed1f70bb"
 
+base64url@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/base64url/-/base64url-3.0.1.tgz#6399d572e2bc3f90a9a8b22d5dbb0a32d33f788d"
+
 base@^0.11.1:
   version "0.11.2"
   resolved "https://registry.yarnpkg.com/base/-/base-0.11.2.tgz#7bde5ced145b6d551a90db87f83c558b4eb48a8f"
@@ -609,19 +646,47 @@ boom@5.x.x:
   dependencies:
     hoek "4.x.x"
 
-botbuilder@^3.8.0:
-  version "3.9.0"
-  resolved "https://registry.yarnpkg.com/botbuilder/-/botbuilder-3.9.0.tgz#363ca6b965d603a87316fb15e52b1fc8a39f40cb"
+botbuilder-core@^4.2.1:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/botbuilder-core/-/botbuilder-core-4.2.1.tgz#b4917e07377b01de11a03df8c97b5c2962436586"
   dependencies:
-    async "^1.5.2"
-    base64url "^2.0.0"
-    chrono-node "^1.1.3"
-    jsonwebtoken "^7.0.1"
-    promise "^7.1.1"
-    request "^2.69.0"
+    assert "^1.4.1"
+    botframework-schema "^4.2.1"
+
+botbuilder@^4.0.0:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/botbuilder/-/botbuilder-4.2.1.tgz#ae4fe62de7c2640b66730efef6ca919c3fbceeeb"
+  dependencies:
+    "@types/filenamify" "^2.0.1"
+    "@types/node" "^9.3.0"
+    async-file "^2.0.2"
+    botbuilder-core "^4.2.1"
+    botframework-connector "^4.2.1"
+    filenamify "^2.0.0"
+    rimraf "^2.6.2"
+
+botframework-connector@^4.2.1:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/botframework-connector/-/botframework-connector-4.2.1.tgz#f90bd907ee09b8196acc9880ec4f5927e759e591"
+  dependencies:
+    "@types/jsonwebtoken" "7.2.8"
+    "@types/node" "^9.3.0"
+    base64url "^3.0.0"
+    botframework-schema "^4.2.1"
+    form-data "^2.3.3"
+    jsonwebtoken "8.0.1"
+    ms-rest-azure-js "1.0.176"
+    ms-rest-js "1.0.455"
+    nock "^10.0.3"
+    node-fetch "^2.2.1"
     rsa-pem-from-mod-exp "^0.8.4"
-    sprintf-js "^1.0.3"
-    url-join "^1.1.0"
+
+botframework-schema@^4.2.1:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/botframework-schema/-/botframework-schema-4.2.1.tgz#25b257bc985ecb57e02f6073d1b6c7d817c4c09c"
+  dependencies:
+    "@types/node" "^9.3.0"
+    ms-rest-js "1.0.455"
 
 brace-expansion@^1.1.7:
   version "1.1.8"
@@ -728,6 +793,17 @@ center-align@^0.1.1:
     align-text "^0.1.3"
     lazy-cache "^1.0.3"
 
+chai@^4.1.2:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/chai/-/chai-4.2.0.tgz#760aa72cf20e3795e84b12877ce0e83737aa29e5"
+  dependencies:
+    assertion-error "^1.1.0"
+    check-error "^1.0.2"
+    deep-eql "^3.0.1"
+    get-func-name "^2.0.0"
+    pathval "^1.1.0"
+    type-detect "^4.0.5"
+
 chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
@@ -754,6 +830,10 @@ chalk@^2.0.1:
     escape-string-regexp "^1.0.5"
     supports-color "^4.0.0"
 
+check-error@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.2.tgz#574d312edd88bb5dd8912e9286dd6c0aed4aac82"
+
 chokidar@^1.6.0:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-1.7.0.tgz#798e689778151c8076b4b360e5edd28cda2bb468"
@@ -769,12 +849,6 @@ chokidar@^1.6.0:
   optionalDependencies:
     fsevents "^1.0.0"
 
-chrono-node@^1.1.3:
-  version "1.3.5"
-  resolved "https://registry.yarnpkg.com/chrono-node/-/chrono-node-1.3.5.tgz#a2495298a32da82bcc01ad9be7d77efa5e244122"
-  dependencies:
-    moment "^2.10.3"
-
 ci-info@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-1.0.0.tgz#dc5285f2b4e251821683681c381c3388f46ec534"
@@ -857,6 +931,12 @@ combined-stream@^1.0.5, combined-stream@~1.0.5:
   dependencies:
     delayed-stream "~1.0.0"
 
+combined-stream@^1.0.6:
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.7.tgz#2d1d24317afb8abe95d6d2c0b07b57813539d828"
+  dependencies:
+    delayed-stream "~1.0.0"
+
 commander@^2.12.1:
   version "2.12.2"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.12.2.tgz#0f5946c427ed9ec0d91a46bb9def53e54650e555"
@@ -979,6 +1059,12 @@ debug-log@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/debug-log/-/debug-log-1.0.1.tgz#2307632d4c04382b8df8a32f70b895046d52745f"
 
+debug@=3.1.0, debug@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+  dependencies:
+    ms "2.0.0"
+
 debug@^2.1.1, debug@^2.2.0, debug@^2.6.8:
   version "2.6.8"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.8.tgz#e731531ca2ede27d188222427da17821d68ff4fc"
@@ -991,11 +1077,11 @@ debug@^2.3.3:
   dependencies:
     ms "2.0.0"
 
-debug@^3.1.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+debug@^4.1.0:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-4.1.1.tgz#3b72260255109c6b589cee050f1d516139664791"
   dependencies:
-    ms "2.0.0"
+    ms "^2.1.1"
 
 decamelize@^1.0.0, decamelize@^1.1.1:
   version "1.2.0"
@@ -1005,6 +1091,16 @@ decode-uri-component@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
 
+deep-eql@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/deep-eql/-/deep-eql-3.0.1.tgz#dfc9404400ad1c8fe023e7da1df1c147c4b444df"
+  dependencies:
+    type-detect "^4.0.0"
+
+deep-equal@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/deep-equal/-/deep-equal-1.0.1.tgz#f5d260292b660e084eff4cdbc9f08ad3247448b5"
+
 deep-extend@~0.4.0:
   version "0.4.2"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.4.2.tgz#48b699c27e334bf89f10892be432f6e4c7d34a7f"
@@ -1539,6 +1635,18 @@ filename-regex@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/filename-regex/-/filename-regex-2.0.1.tgz#c1c4b9bee3e09725ddb106b75c1e301fe2f18b26"
 
+filename-reserved-regex@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/filename-reserved-regex/-/filename-reserved-regex-2.0.0.tgz#abf73dfab735d045440abfea2d91f389ebbfa229"
+
+filenamify@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/filenamify/-/filenamify-2.1.0.tgz#88faf495fb1b47abfd612300002a16228c677ee9"
+  dependencies:
+    filename-reserved-regex "^2.0.0"
+    strip-outer "^1.0.0"
+    trim-repeated "^1.0.0"
+
 fileset@^2.0.2:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/fileset/-/fileset-2.0.3.tgz#8e7548a96d3cc2327ee5e674168723a333bba2a0"
@@ -1595,6 +1703,12 @@ flat-cache@^1.2.1:
     graceful-fs "^4.1.2"
     write "^0.2.1"
 
+follow-redirects@^1.3.0:
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.6.1.tgz#514973c44b5757368bad8bddfe52f81f015c94cb"
+  dependencies:
+    debug "=3.1.0"
+
 for-in@^1.0.1, for-in@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/for-in/-/for-in-1.0.2.tgz#81068d295a8142ec0ac726c6e2200c30fb6d5e80"
@@ -1613,6 +1727,14 @@ forever-agent@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
 
+form-data@^2.3.2, form-data@^2.3.3:
+  version "2.3.3"
+  resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.3.3.tgz#dcce52c05f644f298c6a7ab936bd724ceffbf3a6"
+  dependencies:
+    asynckit "^0.4.0"
+    combined-stream "^1.0.6"
+    mime-types "^2.1.12"
+
 form-data@~2.1.1:
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.1.4.tgz#33c183acf193276ecaa98143a69e94bfee1750d1"
@@ -1713,6 +1835,10 @@ get-caller-file@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.2.tgz#f702e63127e7e231c160a80c1554acb70d5047e5"
 
+get-func-name@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/get-func-name/-/get-func-name-2.0.0.tgz#ead774abee72e20409433a066366023dd6887a41"
+
 get-stdin@^5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-5.0.1.tgz#122e161591e21ff4c52530305693f20e6393a398"
@@ -1761,6 +1887,17 @@ glob@^7.0.0, glob@^7.0.3, glob@^7.0.5, glob@^7.1.1, glob@^7.1.2:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
+glob@^7.1.3:
+  version "7.1.3"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.3.tgz#3960832d3f1574108342dafd3a67b332c0969df1"
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
 globals@^9.0.0, globals@^9.14.0, globals@^9.18.0:
   version "9.18.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-9.18.0.tgz#aa3896b3e69b487f17e31ed2143d69a8e30c2d8a"
@@ -1956,6 +2093,10 @@ inherits@2, inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.0, inherits@~2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
+inherits@2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.1.tgz#b17d08d326b4423e568eff719f91b0b1cbdf69f1"
+
 ini@~1.3.0:
   version "1.3.4"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.4.tgz#0537cb79daf59b59a1a517dff706c86ec039162e"
@@ -2223,10 +2364,6 @@ isarray@1.0.0, isarray@^1.0.0, isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
 
-isemail@1.x.x:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/isemail/-/isemail-1.2.0.tgz#be03df8cc3e29de4d2c5df6501263f1fa4595e9a"
-
 isexe@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
@@ -2711,15 +2848,6 @@ jest@23.0.0:
     import-local "^1.0.0"
     jest-cli "^23.0.0"
 
-joi@^6.10.1:
-  version "6.10.1"
-  resolved "https://registry.yarnpkg.com/joi/-/joi-6.10.1.tgz#4d50c318079122000fe5f16af1ff8e1917b77e06"
-  dependencies:
-    hoek "2.x.x"
-    isemail "1.x.x"
-    moment "2.x.x"
-    topo "1.x.x"
-
 js-tokens@^3.0.0, js-tokens@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
@@ -2782,7 +2910,7 @@ json-stable-stringify@^1.0.0, json-stable-stringify@^1.0.1:
   dependencies:
     jsonify "~0.0.0"
 
-json-stringify-safe@~5.0.1:
+json-stringify-safe@^5.0.1, json-stringify-safe@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
 
@@ -2804,12 +2932,17 @@ jsonpointer@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/jsonpointer/-/jsonpointer-4.0.1.tgz#4fd92cb34e0e9db3c89c8622ecf51f9b978c6cb9"
 
-jsonwebtoken@^7.0.1:
-  version "7.4.2"
-  resolved "https://registry.yarnpkg.com/jsonwebtoken/-/jsonwebtoken-7.4.2.tgz#571b903c07e875c0fc59203d1ac78667d80e09cd"
+jsonwebtoken@8.0.1:
+  version "8.0.1"
+  resolved "https://registry.yarnpkg.com/jsonwebtoken/-/jsonwebtoken-8.0.1.tgz#50daef8d0a8c7de2cd06bc1013b75b04ccf3f0cf"
   dependencies:
-    joi "^6.10.1"
     jws "^3.1.4"
+    lodash.includes "^4.3.0"
+    lodash.isboolean "^3.0.3"
+    lodash.isinteger "^4.0.4"
+    lodash.isnumber "^3.0.3"
+    lodash.isplainobject "^4.0.6"
+    lodash.isstring "^4.0.1"
     lodash.once "^4.0.0"
     ms "^2.0.0"
     xtend "^4.0.1"
@@ -2919,6 +3052,30 @@ lodash.cond@^4.3.0:
   version "4.5.2"
   resolved "https://registry.yarnpkg.com/lodash.cond/-/lodash.cond-4.5.2.tgz#f471a1da486be60f6ab955d17115523dd1d255d5"
 
+lodash.includes@^4.3.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/lodash.includes/-/lodash.includes-4.3.0.tgz#60bb98a87cb923c68ca1e51325483314849f553f"
+
+lodash.isboolean@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/lodash.isboolean/-/lodash.isboolean-3.0.3.tgz#6c2e171db2a257cd96802fd43b01b20d5f5870f6"
+
+lodash.isinteger@^4.0.4:
+  version "4.0.4"
+  resolved "https://registry.yarnpkg.com/lodash.isinteger/-/lodash.isinteger-4.0.4.tgz#619c0af3d03f8b04c31f5882840b77b11cd68343"
+
+lodash.isnumber@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/lodash.isnumber/-/lodash.isnumber-3.0.3.tgz#3ce76810c5928d03352301ac287317f11c0b1ffc"
+
+lodash.isplainobject@^4.0.6:
+  version "4.0.6"
+  resolved "https://registry.yarnpkg.com/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz#7c526a52d89b45c45cc690b88163be0497f550cb"
+
+lodash.isstring@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/lodash.isstring/-/lodash.isstring-4.0.1.tgz#d527dfb5456eca7cc9bb95d5daeaf88ba54a5451"
+
 lodash.once@^4.0.0:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/lodash.once/-/lodash.once-4.1.1.tgz#0dd3971213c7c56df880977d504c88fb471a97ac"
@@ -2935,6 +3092,10 @@ lodash@^4.17.4:
   version "4.17.5"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.5.tgz#99a92d65c0272debe8c96b6057bc8fbfa3bed511"
 
+lodash@^4.17.5:
+  version "4.17.11"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+
 longest@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/longest/-/longest-1.0.1.tgz#30a0b2da38f73770e8294a0d22e6625ed77d0097"
@@ -3071,14 +3232,43 @@ mixin-deep@^1.2.0:
   dependencies:
     minimist "0.0.8"
 
-moment@2.x.x, moment@^2.10.3:
-  version "2.18.1"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.18.1.tgz#c36193dd3ce1c2eed2adb7c802dbbc77a81b1c0f"
+ms-rest-azure-js@1.0.176:
+  version "1.0.176"
+  resolved "https://registry.yarnpkg.com/ms-rest-azure-js/-/ms-rest-azure-js-1.0.176.tgz#1c32644a5fa4612758daa0fd37df4111c193edd5"
+  dependencies:
+    ms-rest-js "^1.0.443"
+    tslib "^1.9.2"
+
+ms-rest-js@1.0.455:
+  version "1.0.455"
+  resolved "https://registry.yarnpkg.com/ms-rest-js/-/ms-rest-js-1.0.455.tgz#cc4864e5b2ff3dc91646ab4edca6f3e719d6e148"
+  dependencies:
+    axios "^0.18.0"
+    form-data "^2.3.2"
+    tough-cookie "^2.4.3"
+    tslib "^1.9.2"
+    uuid "^3.2.1"
+    xml2js "^0.4.19"
+
+ms-rest-js@^1.0.443:
+  version "1.0.465"
+  resolved "https://registry.yarnpkg.com/ms-rest-js/-/ms-rest-js-1.0.465.tgz#d6ccd3b673261bd0c66e9bee8359fdf1ac28b242"
+  dependencies:
+    axios "^0.18.0"
+    form-data "^2.3.2"
+    tough-cookie "^2.4.3"
+    tslib "^1.9.2"
+    uuid "^3.2.1"
+    xml2js "^0.4.19"
 
 ms@2.0.0, ms@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
 
+ms@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.1.tgz#30a5864eb3ebb0a66f2ebe6d727af06a09d86e0a"
+
 mute-stream@0.0.5:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.5.tgz#8fbfabb0a98a253d3184331f9e8deb7372fac6c0"
@@ -3108,6 +3298,24 @@ natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
 
+nock@^10.0.3:
+  version "10.0.6"
+  resolved "https://registry.yarnpkg.com/nock/-/nock-10.0.6.tgz#e6d90ee7a68b8cfc2ab7f6127e7d99aa7d13d111"
+  dependencies:
+    chai "^4.1.2"
+    debug "^4.1.0"
+    deep-equal "^1.0.0"
+    json-stringify-safe "^5.0.1"
+    lodash "^4.17.5"
+    mkdirp "^0.5.0"
+    propagate "^1.0.0"
+    qs "^6.5.1"
+    semver "^5.5.0"
+
+node-fetch@^2.2.1:
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.3.0.tgz#1a1d940bbfb916a1d3e0219f037e89e71f8c5fa5"
+
 node-int64@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/node-int64/-/node-int64-0.4.0.tgz#87a9065cdb355d3182d8f94ce11188b825c68a3b"
@@ -3375,6 +3583,10 @@ path-type@^1.0.0:
     pify "^2.0.0"
     pinkie-promise "^2.0.0"
 
+pathval@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/pathval/-/pathval-1.1.0.tgz#b942e6d4bde653005ef6b71361def8727d0645e0"
+
 performance-now@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-0.2.0.tgz#33ef30c5c77d4ea21c5a53869d91b56d8f2555e5"
@@ -3480,16 +3692,18 @@ progress@^1.1.8:
   version "1.1.8"
   resolved "https://registry.yarnpkg.com/progress/-/progress-1.1.8.tgz#e260c78f6161cdd9b0e56cc3e0a85de17c7a57be"
 
-promise@^7.1.1:
-  version "7.3.1"
-  resolved "https://registry.yarnpkg.com/promise/-/promise-7.3.1.tgz#064b72602b18f90f29192b8b1bc418ffd1ebd3bf"
-  dependencies:
-    asap "~2.0.3"
+propagate@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/propagate/-/propagate-1.0.0.tgz#00c2daeedda20e87e3782b344adba1cddd6ad709"
 
 pseudomap@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
+psl@^1.1.28:
+  version "1.1.31"
+  resolved "https://registry.yarnpkg.com/psl/-/psl-1.1.31.tgz#e9aa86d0101b5b105cbe93ac6b784cd547276184"
+
 punycode@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-1.4.1.tgz#c0d5a63b2718800ad8e1eb0fa5269c84dd41845e"
@@ -3498,6 +3712,14 @@ punycode@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.0.tgz#5f863edc89b96db09074bad7947bf09056ca4e7d"
 
+punycode@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
+
+qs@^6.5.1:
+  version "6.6.0"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.6.0.tgz#a99c0f69a8d26bf7ef012f871cdabb0aee4424c2"
+
 qs@~6.4.0:
   version "6.4.0"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.0.tgz#13e26d28ad6b0ffaa91312cd3bf708ed351e7233"
@@ -3648,7 +3870,7 @@ request-promise-native@^1.0.3:
     stealthy-require "^1.1.0"
     tough-cookie ">=2.3.3"
 
-request@2.81.0, request@^2.69.0:
+request@2.81.0:
   version "2.81.0"
   resolved "https://registry.yarnpkg.com/request/-/request-2.81.0.tgz#c6928946a0e06c5f8d6f8a9333469ffda46298a0"
   dependencies:
@@ -3801,6 +4023,12 @@ rimraf@^2.2.8, rimraf@^2.6.1:
   dependencies:
     glob "^7.0.5"
 
+rimraf@^2.5.2, rimraf@^2.6.2:
+  version "2.6.3"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.3.tgz#b2d104fe0d8fb27cf9e0a1cda8262dd3833c6cab"
+  dependencies:
+    glob "^7.1.3"
+
 rsa-pem-from-mod-exp@^0.8.4:
   version "0.8.4"
   resolved "https://registry.yarnpkg.com/rsa-pem-from-mod-exp/-/rsa-pem-from-mod-exp-0.8.4.tgz#362a42c6d304056d493b3f12bceabb2c6576a6d4"
@@ -3843,7 +4071,7 @@ sane@^2.0.0:
   optionalDependencies:
     fsevents "^1.1.1"
 
-sax@^1.2.1:
+sax@>=0.6.0, sax@^1.2.1:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
 
@@ -3855,6 +4083,10 @@ semver@^5.4.1:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
 
+semver@^5.5.0:
+  version "5.6.0"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.6.0.tgz#7e74256fbaa49c75aa7c7a205cc22799cac80004"
+
 set-blocking@^2.0.0, set-blocking@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
@@ -4040,10 +4272,6 @@ split-string@^3.0.1, split-string@^3.0.2:
   dependencies:
     extend-shallow "^3.0.0"
 
-sprintf-js@^1.0.3:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.1.1.tgz#36be78320afe5801f6cea3ee78b6e5aab940ea0c"
-
 sprintf-js@~1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
@@ -4169,6 +4397,12 @@ strip-json-comments@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-2.0.1.tgz#3c531942e908c2697c0ec344858c286c7ca0a60a"
 
+strip-outer@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/strip-outer/-/strip-outer-1.0.1.tgz#b2fd2abf6604b9d1e6013057195df836b8a9d631"
+  dependencies:
+    escape-string-regexp "^1.0.2"
+
 subarg@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/subarg/-/subarg-1.0.0.tgz#f62cf17581e996b48fc965699f54c06ae268b8d2"
@@ -4289,18 +4523,19 @@ to-regex@^3.0.1, to-regex@^3.0.2:
     regex-not "^1.0.2"
     safe-regex "^1.1.0"
 
-topo@1.x.x:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/topo/-/topo-1.1.0.tgz#e9d751615d1bb87dc865db182fa1ca0a5ef536d5"
-  dependencies:
-    hoek "2.x.x"
-
 tough-cookie@>=2.3.3, tough-cookie@^2.3.3, tough-cookie@~2.3.3:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.3.tgz#0b618a5565b6dea90bf3425d04d55edc475a7561"
   dependencies:
     punycode "^1.4.1"
 
+tough-cookie@^2.4.3:
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.5.0.tgz#cd9fb2a0aa1d5a12b473bd9fb96fa3dcff65ade2"
+  dependencies:
+    psl "^1.1.28"
+    punycode "^2.1.1"
+
 tough-cookie@~2.3.0:
   version "2.3.2"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.2.tgz#f081f76e4c85720e6c37a5faced737150d84072a"
@@ -4313,6 +4548,12 @@ tr46@^1.0.0:
   dependencies:
     punycode "^2.1.0"
 
+trim-repeated@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/trim-repeated/-/trim-repeated-1.0.0.tgz#e3646a2ea4e891312bf7eace6cfb05380bc01c21"
+  dependencies:
+    escape-string-regexp "^1.0.2"
+
 trim-right@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/trim-right/-/trim-right-1.0.1.tgz#cb2e1203067e0c8de1f614094b9fe45704ea6003"
@@ -4339,6 +4580,10 @@ tslib@^1.8.0:
   version "1.8.1"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.8.1.tgz#6946af2d1d651a7b1863b531d6e5afa41aa44eac"
 
+tslib@^1.9.2:
+  version "1.9.3"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
+
 tslint@5.9.1:
   version "5.9.1"
   resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.9.1.tgz#1255f87a3ff57eb0b0e1f0e610a8b4748046c9ae"
@@ -4378,6 +4623,10 @@ type-check@~0.3.2:
   dependencies:
     prelude-ls "~1.1.2"
 
+type-detect@^4.0.0, type-detect@^4.0.5:
+  version "4.0.8"
+  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.8.tgz#7646fb5f18871cfbb7749e69bd39a6388eb7450c"
+
 typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
@@ -4431,10 +4680,6 @@ urix@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/urix/-/urix-0.1.0.tgz#da937f7a62e21fec1fd18d49b35c2935067a6c72"
 
-url-join@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/url-join/-/url-join-1.1.0.tgz#741c6c2f4596c4830d6718460920d0c92202dc78"
-
 urlgrey@0.4.4:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/urlgrey/-/urlgrey-0.4.4.tgz#892fe95960805e85519f1cd4389f2cb4cbb7652f"
@@ -4462,10 +4707,20 @@ util.promisify@^1.0.0:
     define-properties "^1.1.2"
     object.getownpropertydescriptors "^2.0.3"
 
+util@0.10.3:
+  version "0.10.3"
+  resolved "https://registry.yarnpkg.com/util/-/util-0.10.3.tgz#7afb1afe50805246489e3db7fe0ed379336ac0f9"
+  dependencies:
+    inherits "2.0.1"
+
 uuid@^3.0.0, uuid@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.1.0.tgz#3dd3d3e790abc24d7b0d3a034ffababe28ebbc04"
 
+uuid@^3.2.1:
+  version "3.3.2"
+  resolved "https://registry.yarnpkg.com/uuid/-/uuid-3.3.2.tgz#1b4af4955eb3077c501c23872fc6513811587131"
+
 validate-npm-package-license@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz#2804babe712ad3379459acfbe24746ab2c303fbc"
@@ -4577,6 +4832,17 @@ xml-name-validator@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/xml-name-validator/-/xml-name-validator-2.0.1.tgz#4d8b8f1eccd3419aa362061becef515e1e559635"
 
+xml2js@^0.4.19:
+  version "0.4.19"
+  resolved "https://registry.yarnpkg.com/xml2js/-/xml2js-0.4.19.tgz#686c20f213209e94abf0d1bcf1efaa291c7827a7"
+  dependencies:
+    sax ">=0.6.0"
+    xmlbuilder "~9.0.1"
+
+xmlbuilder@~9.0.1:
+  version "9.0.7"
+  resolved "https://registry.yarnpkg.com/xmlbuilder/-/xmlbuilder-9.0.7.tgz#132ee63d2ec5565c557e20f4c22df9aca686b10d"
+
 xtend@^4.0.0, xtend@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"