User profile pages (favorites, created content, recent activity, security & access) (#1615)

* Super

* User profile page

* Fixing python style

* Python unit tests

* Touchups and js tests

* Addressing comments

superset/assets/javascripts/dashboard/components/Header.jsx

@@ -19,7 +19,10 @@ class Header extends React.PureComponent {
     return (
       <div className="title">
         <div className="pull-left">
-          <h1>{dashboard.dashboard_title}</h1>
+          <h1>
+            {dashboard.dashboard_title} &nbsp;
+            <span is class="favstar" class_name="Dashboard" obj_id={dashboard.id} />
+          </h1>
         </div>
         <div className="pull-right">
         {!this.props.dashboard.context.standalone_mode &&