feat(i18n): localize preferences (#159)

Contents/Services/URL/YouTube/ServicePrefs.json

@@ -2,14 +2,14 @@
 	{
 		"id": "str_youtube_user",
 		"type": "text",
-		"label": "YouTube Username",
+		"label": "str_youtube_user",
 		"default": "",
 		"secure": "true"
 	},
 	{
 		"id": "str_youtube_passwd",
 		"type": "text",
-		"label": "YouTube Password",
+		"label": "str_youtube_passwd",
 		"default": "",
 		"option": "hidden",
 		"secure": "true"

Contents/Strings/en.json

@@ -0,0 +1,4 @@
+{
+  "str_youtube_passwd": "YouTube Password",
+  "str_youtube_user": "YouTube Username"
+}

crowdin.yml

@@ -0,0 +1,24 @@
+---
+"base_path": "."
+"base_url": "https://api.crowdin.com"  # optional (for Crowdin Enterprise only)
+"preserve_hierarchy": true  # false will flatten tree on crowdin, but doesn't work with dest option
+"pull_request_labels": [
+  "crowdin",
+  "l10n"
+]
+
+"files": [
+  {
+    "source": "/Contents/Strings/en.json",
+    "dest": "/retroarcher-plex.json",
+    "translation": "/Contents/Strings/%two_letters_code%.%file_extension%",
+    "languages_mapping": {
+      "two_letters_code": {
+        # map non-two letter codes here, left side is crowdin designation, right side is plex designation
+        "en-GB": "en-gb",
+        "en-US": "en-us"
+      }
+    },
+    "update_option": "update_as_unapproved"
+  }
+]