Create basic file structure and use common Django template for both
views. Also rework forms/YAML/Graph divs layout to make it more flexible.
Create draft version of 'Add Resource' panel for HotBuilder - with
resources filtering and a list of all available resources obtained
from server-side Heat API.
Change-Id: Ia2e4f8a63d85d8d5dd7cdd731cc4878836176070