Use UICollectionView rather than AQGridView
Update to iOS6 minimum version (as lower versions don't have UICollectionView).
Suggest https://github.com/steipete/PSTCollectionView/tree/master/PSTCollectionView if support for older versions is required.
Fix warnings 'created' by making iOS6 minimum version.
Padding is different using UICollectionView to AQGridView.
Removed redundant log message
Re-added basic support for book protocol: now with book:// links is possible to download or open every book on the shelf
Merge branch 'master' of github.com:Simbul/baker
Removed doubletap-to-focus on Baker pages when zoom is not enabled
Updated currentStatus as an accessors of the IssueViewController
Break the cycle on target issue found
Code cleaning and optimization
Fix: restored -baker-vertical-pagination support

Fixes #827.
Fix: origin for index view shouldn't change

Fixes #774.
NSLog comments have been updated, shortened and clarified.
Fix: port index view fix to iPhone

The fix introduced in 74e9833fee21c5b52f068ee3d4e9d952299c00f2 was only catering for iPad resolutions. This commit makes sure iPhones (4 and 5) are handled correctly as well.
Fixes #837.
Give -[IssueManager refresh] a callback instead of a return value.
Switch IssueManager to use callback blocks in its refresh method.
Take network calls off the main thread.
Use of dispatch_get_current_queue() is recommended only for debugging. Use main queue instead.
Fix merge errors.