Adding application layout & its styles, dashboard page and its styles , modified dashboard controller.
Merge branch 'faas-ui' for getting Dashboard page design

Conflicts:
	app/controllers/Dashboard.java
	app/views/dashboard/show.scala.html
Applied @application layout to all pages
Generating MD5 code for creating New Channel
Remove Required constraint for Fating field in Feedback model
Trying to implement Create new Channel