fixed issue with babel plugin proposal class properties that initiated

properties to void 0. This breaks angularjs preAssignBinding which
applies bindings to this before constructor is called. Fixed by
using fork of babel plugin.

https://github.com/babel/babel/issues/8417

package.json

@@ -11,7 +11,7 @@
   },
   "devDependencies": {
     "@babel/core": "^7.1.2",
-    "@babel/plugin-proposal-class-properties": "^7.1.0",
+    "@rtsao/plugin-proposal-class-properties": "^7.0.1-patch.1",
     "@babel/plugin-syntax-dynamic-import": "^7.0.0",
     "@babel/preset-env": "^7.1.0",
     "@babel/preset-react": "^7.0.0",

public/app/features/org/create_team_ctrl.ts

@@ -1,6 +1,6 @@
 import coreModule from 'app/core/core_module';
 
-export default class CreateTeamCtrl {
+export class CreateTeamCtrl {
   name: string;
   email: string;
   navModel: any;

scripts/webpack/webpack.hot.js

@@ -55,7 +55,7 @@ module.exports = merge(common, {
             cacheDirectory: true,
             babelrc: false,
             plugins: [
-              ["@babel/plugin-proposal-class-properties", { loose: true }],
+              [require("@rtsao/plugin-proposal-class-properties"), { loose: true }],
               'angularjs-annotate',
               'syntax-dynamic-import', // needed for `() => import()` in routes.ts
               'react-hot-loader/babel'

yarn.lock

@@ -89,7 +89,7 @@
     "@babel/traverse" "^7.1.0"
     "@babel/types" "^7.0.0"
 
-"@babel/helper-function-name@^7.1.0":
+"@babel/helper-function-name@^7.0.0", "@babel/helper-function-name@^7.1.0":
   version "7.1.0"
   resolved "https://registry.yarnpkg.com/@babel/helper-function-name/-/helper-function-name-7.1.0.tgz#a0ceb01685f73355d4360c1247f582bfafc8ff53"
   integrity sha512-A95XEoCpb3TO+KZzJ4S/5uW5fNe26DjBGqf1o9ucyLyCmi1dXq/B3c8iaWTfBk3VvetUxl16e8tIrd5teOCfGw==
@@ -168,7 +168,7 @@
     "@babel/traverse" "^7.1.0"
     "@babel/types" "^7.0.0"
 
-"@babel/helper-replace-supers@^7.1.0":
+"@babel/helper-replace-supers@^7.0.0", "@babel/helper-replace-supers@^7.1.0":
   version "7.1.0"
   resolved "https://registry.yarnpkg.com/@babel/helper-replace-supers/-/helper-replace-supers-7.1.0.tgz#5fc31de522ec0ef0899dc9b3e7cf6a5dd655f362"
   integrity sha512-BvcDWYZRWVuDeXTYZWxekQNO5D4kO55aArwZOTFXw6rlLQA8ZaDicJR1sO47h+HrnCiDFiww0fSPV0d713KBGQ==
@@ -235,18 +235,6 @@
     "@babel/helper-remap-async-to-generator" "^7.1.0"
     "@babel/plugin-syntax-async-generators" "^7.0.0"
 
-"@babel/plugin-proposal-class-properties@^7.1.0":
-  version "7.1.0"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-class-properties/-/plugin-proposal-class-properties-7.1.0.tgz#9af01856b1241db60ec8838d84691aa0bd1e8df4"
-  integrity sha512-/PCJWN+CKt5v1xcGn4vnuu13QDoV+P7NcICP44BoonAJoPSGwVkgrXihFIQGiEjjPlUDBIw1cM7wYFLARS2/hw==
-  dependencies:
-    "@babel/helper-function-name" "^7.1.0"
-    "@babel/helper-member-expression-to-functions" "^7.0.0"
-    "@babel/helper-optimise-call-expression" "^7.0.0"
-    "@babel/helper-plugin-utils" "^7.0.0"
-    "@babel/helper-replace-supers" "^7.1.0"
-    "@babel/plugin-syntax-class-properties" "^7.0.0"
-
 "@babel/plugin-proposal-json-strings@^7.0.0":
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-json-strings/-/plugin-proposal-json-strings-7.0.0.tgz#3b4d7b5cf51e1f2e70f52351d28d44fc2970d01e"
@@ -767,6 +755,18 @@
   resolved "https://registry.yarnpkg.com/@nodelib/fs.stat/-/fs.stat-1.1.2.tgz#54c5a964462be3d4d78af631363c18d6fa91ac26"
   integrity sha512-yprFYuno9FtNsSHVlSWd+nRlmGoAbqbeCwOryP6sC/zoCjhpArcRMYp19EvpSUSizJAlsXEwJv+wcWS9XaXdMw==
 
+"@rtsao/plugin-proposal-class-properties@^7.0.1-patch.1":
+  version "7.0.1-patch.1"
+  resolved "https://registry.yarnpkg.com/@rtsao/plugin-proposal-class-properties/-/plugin-proposal-class-properties-7.0.1-patch.1.tgz#ac0f758a25a85b5be0e70a25f6e5b58103c58391"
+  integrity sha512-Nk9Xdzjg90ZuTjMoWHh9ZcEmX7kYi+5XYwkc8weaQju89zvY1R/aGmNi6W80utSdLD0XI5PPLUnkltKy5M8RtA==
+  dependencies:
+    "@babel/helper-function-name" "^7.0.0"
+    "@babel/helper-member-expression-to-functions" "^7.0.0"
+    "@babel/helper-optimise-call-expression" "^7.0.0"
+    "@babel/helper-plugin-utils" "^7.0.0"
+    "@babel/helper-replace-supers" "^7.0.0"
+    "@babel/plugin-syntax-class-properties" "^7.0.0"
+
 "@samverschueren/stream-to-observable@^0.3.0":
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/@samverschueren/stream-to-observable/-/stream-to-observable-0.3.0.tgz#ecdf48d532c58ea477acfcab80348424f8d0662f"