Revamp of the Settings State System along with TypeScript support (#1560)

* Add vue-rx, rxjs and lodash as dependencies

* Added vue-rx plugin integration to nuxt config

* Initial settings store implementation

* Add babel plugin for private class properties to for Jest

* Add DispatchingStore test spec

* Initial settings code

* Reactive Streams for fb current user and id token

* Fix typo

* Migrate index and graphql pages to the new store

* Migrate network strategy to the new store

* Fixed Section.vue errors

* Fix getSettingSubject issue

* Migrate fb settings reference in components to the new state system

* Add typings for lodash as dev dependency

* Load setting

* Load initial sync setting values

* Update proxy url

* Add typescript support

* Rewrite Settings store to TypeScript

* Port Settings page to TypeScript as reference

* Move all store migrations to a separate file

* Delete test file for fb.js

* Add ts-jest as dev dependency

* Remove firebase-mock as dependency

* Remove FRAME_COLORS_ENABLED settings value

components/environments/ImportExport.vue

@@ -113,6 +113,7 @@
 
 <script>
 import { fb } from "~/helpers/fb"
+import { getSettingSubject } from "~/newstore/settings"
 
 export default {
   data() {
@@ -121,6 +122,11 @@ export default {
       showJsonCode: false,
     }
   },
+  subscriptions() {
+    return {
+      SYNC_ENVIRONMENTS: getSettingSubject("syncEnvironments")
+    }
+  },
   props: {
     show: Boolean,
   },
@@ -256,10 +262,8 @@ export default {
       this.fileImported()
     },
     syncToFBEnvironments() {
-      if (fb.currentUser !== null && fb.currentSettings[1]) {
-        if (fb.currentSettings[1].value) {
-          fb.writeEnvironments(JSON.parse(JSON.stringify(this.$store.state.postwoman.environments)))
-        }
+      if (fb.currentUser !== null && this.SYNC_ENVIRONMENTS) {
+        fb.writeEnvironments(JSON.parse(JSON.stringify(this.$store.state.postwoman.environments)))
       }
     },
     fileImported() {