Fixing issues with share view and hidden keyboard on iPad.
Removing redundant iPad story rotation behavior.

-[StoryPageControl layoutForInterfaceOrientation:] already invokes -refreshPages.

-[NewsBlurAppDelegate hideShareView:] already invokes -transitionFromShareView.
Stopping animation of share view/keyboard before orientation has changed.
Merge pull request #401 from nriley/share-keyboard

Share view/hidden keyboard fixes
Fixing colors on share/train buttons when active. Fixing height on profile cells.
Removing last traces of Google Reader from ios app. Also add better final page of ftux. Fixing folder chooser in add dialog on ios.
Fixing activities height for subscriptions on ios. Also turning river back on for third-party clients. That wasn't fair and it's hard to get users to upgrade. I'd rather give users the ability to use the product instead of crippling it, unless there is a proper workflow for upgrading, which only exists on the web today.
Fixing 2 ios crashes: double-tapping instapaper button and a weird keyboard condition.
Moving feedbar down to bottom of screen. Prep for new mark read buttons.
iOS v3. Fixed move site view folder placement as well.
Clean up story sync tracking. Factor out unused methods. Squash bugs.
Merge branch 'master' into markread

* master:
  iOS v3. Fixed move site view folder placement as well.
Adding expanded mark read buttons. Needs backend support.
Backend for marking feeds/folders as read at a specific timestamp.
Reloading feeds on feed/folder add and feedchooser.
Reloading feed list when adding, moving, and deleting feeds and folders.
Merge branch 'markread'

* markread:
  Reloading feed list when adding, moving, and deleting feeds and folders.
  Reloading feeds on feed/folder add and feedchooser.
  Backend for marking feeds/folders as read at a specific timestamp.
  Adding expanded mark read buttons. Needs backend support.
  Moving feedbar down to bottom of screen. Prep for new mark read buttons.
Adjusting positioning on new feedbar. Also scrolling to selected feed/folder when switch story layouts.
Fixing mark as read on socialsubs.
Removing double.