remove SWTableViewCell import in FeedTableViewCell
use initWithCoder instead of initWithStyle for FeedTableViewCell
initial swipe-to implementation for FeedViewTableCell
Merge branch 'master' of github.com:maml/23seconds

* 'master' of github.com:maml/23seconds:
  remove SWTableViewCell import in FeedTableViewCell (cherry picked from commit d1dd7b8c8af588ebcf2f8fbc0e4cb27a6c39bf3b)