[ADF-1611] Demo shell responsiveness (#2426)

* Reapplying the unreappliable

* Fix buggy search button

* Fix settings

* Last bit of responsive stylings

demo-shell-ng2/app/material.module.ts

@@ -21,6 +21,7 @@ import {
     MdInputModule,
     MdProgressBarModule,
     MdSelectModule,
+    MdSidenavModule,
     MdSlideToggleModule
 } from '@angular/material';
 
@@ -29,6 +30,7 @@ const MATERIAL_MODULES = [
     MdInputModule,
     MdSelectModule,
     MdDialogModule,
+    MdSidenavModule,
     MdProgressBarModule
 ];