Upgrades just-stack-uifabric to use Fabric 7 (#137)

* Upgrade UI Fabric in just-stack-uifabric to 7

* Change files

change/just-stack-uifabric-2019-06-20-15-54-59-fab7.json

@@ -0,0 +1,8 @@
+{
+  "comment": "Upgrade UI Fabric in just-stack-uifabric to 7",
+  "type": "minor",
+  "packageName": "just-stack-uifabric",
+  "email": "kchau@microsoft.com",
+  "commit": "b785112c03f063b71d936ff052470817019267d4",
+  "date": "2019-06-20T22:54:59.172Z"
+}

packages/just-stack-uifabric/template/package.json.hbs

@@ -22,8 +22,7 @@
     "stack:upgrade": "just-scripts upgrade-stack"
   },
   "dependencies": {
-    "@uifabric/fluent-theme": "^0.16.6",
-    "office-ui-fabric-react": "^6.165.0",
+    "office-ui-fabric-react": "^7.4.3",
     "react": "~16.8.0",
     "react-dom": "~16.8.0"
   },

packages/just-stack-uifabric/template/src/index.tsx

@@ -1,9 +1,7 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
 import { App } from './components/App';
-import { mergeStyles } from '@uifabric/styling';
-import { FluentCustomizations } from '@uifabric/fluent-theme';
-import { Customizer } from 'office-ui-fabric-react';
+import { mergeStyles } from 'office-ui-fabric-react';
 
 // Inject some global styles
 mergeStyles({
@@ -16,9 +14,4 @@ mergeStyles({
   }
 });
 
-ReactDOM.render(
-  <Customizer {...FluentCustomizations}>
-    <App />
-  </Customizer>,
-  document.getElementById('app')
-);
+ReactDOM.render(<App />, document.getElementById('app'));