Display a message if you do not have any favourites (TRELLO#36 COBOMO).
Display a message if the courses search does not give any result.
Courses / display the query as the title in courses list.
Merge branch 'master' of github.com:ox-it/moxie-js-client

* 'master' of github.com:ox-it/moxie-js-client:
  Force deletion of the target zip as it may not exist
  corrected location of background image
  added a label to tags in courses and removed inherited font size
  refactored some variables
  refactored navbar code
  refactored mixins
  made h3s into h2s where appropriate
  Added splash screens (generic and iOS).
  Added Mobile Oxford icon.
  Added Favourites on index.
  Added some documentation.
  Fixed bug in allowing origin subdomains.
  Adding leaflet CSS to the CSS folder.
  Added whitelisting for Cloudmade tiles.
  Corrected name of target in Makefile, "package" is more accurate than "build".
  Added script to build a ZIP archive for build.phonegap.com

Conflicts:
	app/courses/views/CoursesView.js
	app/favourites/templates/favourites.handlebars