Adding CoreData and rudimentary story model.
Merge branch 'master' into offline

* master:
  iOS v2.1.
Adding index.
Ripping out CoreData. Using SQLite directly.
Adding fmdb.
Client support for starred stories.
Refactoring story_hash methods lower on the stack into MStory.
Fixing unshare story bug.
Typo
Adding queue to homepage.
Fixing icon fetch for images > 500KB.
Merge branch 'master' into offline

# By Samuel Clay (39) and ojiikun (7)
# Via Samuel Clay (3) and ojiikun (1)
* master: (46 commits)
  Fixing icon fetch for images > 500KB.
  Adding queue to homepage.
  Typo
  Fixing unshare story bug.
  Refactoring story_hash methods lower on the stack into MStory.
  Fixing reader import ip address capture.
  Fixing IP address saving after HAProxy originally obscured it.
  Forcing calculating for last_story_date for more accurate story deletion.
  Rewriting train old stories to work much, much faster without having the db sort feeds.
  Alight all icons/text on rows in Main view. (#279)
  Switch to new globe icon for feeds w/o favicos. (#278)
  Trimming 1000 feeds at a time.
  Fixing linking of interactions when it's a reply_reply.
  Trimming way more expired feeds.
  Correcting trim stories offset for older feeds.
  Reducing the cutoff even further for older feeds.
  Better logging for old story trimmer.
  Simplifying old story trimmer.
  Adding a massive feed trimmer. Cuts feeds, those that have no active subs and haven't a new story for a month, down to 10 stories.
  Fix margins on unread-dots in story list (#281).
  ...
Attempting to fix delete on ios.
Correcting iOS delete and rotation on ipad.
Merge branch 'master' into offline

* master:
  Correcting iOS delete and rotation on ipad.
  Attempting to fix delete on ios.
Fixing a typo around switching story hashes.
Merge branch 'master' into offline

* master:
  Fixing a typo around switching story hashes.
Saved stories UI for Main view and stories view.
Reading activity for Saved Stories.
Hide intel icons for saved stories list.