Bug fixes.
Images caching.
ROutes updates.
Merge branch 'master' of https://github.com/tolsac/rss-project.git
Merge branch 'master' of https://github.com/tolsac/rss-project
delete feeds works again
removed feed collection from user model
removed Feed.lastArticle
fix failed double detection on create feed
Test updates.
Classes updates.
Clients HTTP updates (routes).
RSSView and comtroller updates.
fixed category bug
Merge branch 'master' of https://github.com/tolsac/rss-project
webapp
Bug fixes.
UI improved.
Tests modified.