Add actionbar and navigation by slug, #22.
Group sites by site type, #22.
Add site favicon and cleanup grouping sites by type, #22.
Add karma configuration, closes #25.
Remove unnecessary code.
Add linkLastPage in the /api/tumblr/sites/:slug response, instead of doing one ajax to /api/tumblr/sites/:slug/page/total.
Add padding to the sites favicon, #22.
Use ng-src of instead of src to the sites favicon, #22.
Cleanup tumblr controller using navigation services, relative to #22.
Fix missing ';'
Add navigatin by page number, closes #22.