update demo project to 3.4

Author: PeterStaev

demo-ng/package.json

@@ -5,10 +5,10 @@
   "repository": "<fill-your-repository-here>",
   "nativescript": {
     "id": "com.tangrainc.dropdownsample.ng",
-    "tns-android": {
+    "tns-ios": {
       "version": "3.2.0"
     },
-    "tns-ios": {
+    "tns-android": {
       "version": "3.2.0"
     }
   },

demo/app/App_Resources/Android/drawable-hdpi/icon.png

@@ -32,7 +32,7 @@
     <style name="AppTheme" parent="AppThemeBase">
     </style>
 
-    <!-- theme for actioon-bar -->
+    <!-- theme for action-bar -->
     <style name="NativeScriptToolbarStyleBase" parent="Widget.AppCompat.Toolbar">
         <item name="android:background">@color/ns_primary</item>
         <item name="theme">@style/ThemeOverlay.AppCompat.ActionBar</item>

demo/app/App_Resources/Android/drawable-ldpi/icon.png

@@ -1,4 +1,3 @@
-// tslint:disable
 require("application");
 if (!global["__snapshot"]) {
     // In case snapshot generation is enabled these modules will get into the bundle

demo/app/App_Resources/Android/drawable-mdpi/icon.png

@@ -0,0 +1,3 @@
+// There is a bug in angular: https://github.com/angular/angular-cli/pull/8589/files
+// Legendary stuff, its webpack plugin pretty much doesn't work with empty TypeScript files in v1.8.3
+void 0;