some small improvements on main css
navbar added to dashboard
further stylistic improvements
fixed height for pp stats and indentation
fixed width and only margin-left on navbar
added some margin-bottom on navbar
Merge branch 'master' into navbar-and-style

* master:
  Travis stats
  Correct URL for wcmcio map

Conflicts:
	app/assets/stylesheets/main.css.scss
intial styling and dashboard layout