remove forced page header from app pages.

public/app/features/plugins/partials/page.html

@@ -2,10 +2,6 @@
 </navbar>
 
 <div class="page-container">
-	<div class="page-header">
-		<h1>{{ctrl.page.name}}</h1>
-	</div>
-
 	<div ng-if="ctrl.page">
 		<plugin-component type="app-page">
 		</plugin-component>