Added post#show and all what related to it (js/refactoring/new gems)
fxied deployment
Merge branch 'develop'

* develop:
  fxied deployment
  added google plus button
  Fixer link in show
  fixed js now finally
  Fixed javascript for categories and search
  fixed assets
  Added post#show! for posts, rss etc.
  updated Gems etc.
  added first layout for show single big post
fixed header for target blank link for google+