Fix gitignore and update About component

Author: jdnichollsc

.gitignore

@@ -37,8 +37,6 @@ yarn.lock
 !symlink.js
 !karma.conf.js
 !protractor.conf.js
-!nativescript/gulpfile.js
-!nativescript/webpack.config.js
 
 # e2e
 /e2e/*.js

nativescript/.gitignore

@@ -8,6 +8,9 @@ app/**/*
 !app/vendor-platform.ios.ts
 !app/vendor.ts
 
+!gulpfile.js
+!webpack.config.js
+
 src/app
 src/assets
 src/node_modules

src/app/about/about.common.ts

@@ -8,7 +8,6 @@ import { AboutComponent } from './components/about/about.component';
 
 export const SHARED_MODULES: any[] = [
     SharedModule,
-    RouterModule,
     RouterModule.forChild(AboutRoutes),
     TranslateModule.forChild()
 ];

src/app/about/components/about/about.component.tns.html

@@ -1,10 +1,10 @@
 <Page>
-    <ActionBar title="About">
-        <NavigationButton visibility="collapsed"/>
-        <ActionItem ios.position="left" [nsRouterLink]="['/home']" clearHistory="true">
-            <NavigationButton class="ion-icon" text="{{ '\uF30C' }}"></NavigationButton>
+    <ActionBarExtension>
+        <NavigationButton visibility="collapsed"></NavigationButton>
+        <ActionItem ios.position="left">
+            <Button class="ion-icon" text="{{ '\uF30C' }}" [nsRouterLink]="['/home']" clearHistory="true"></Button>
         </ActionItem>
-    </ActionBar>
+    </ActionBarExtension>
     <GridLayout rows="auto, *">
         <Label class="h1 title" text="About me!"></Label>
     </GridLayout>