Merge pull request #538 from LiyeZhang/master

Fixing bug where tableviews with clear backgrounds turn black on rotation
Use relpath for AFNetworking.

Closes #541.
[core] Add deprecation warning guards around -[NSString sizeWithFont:constrainedToSize:lineBreakMode:] calls.
Merge pull request #544 from jverkoey/deprecation_suppression

[core] Add deprecation warning guards around -[NSString sizeWithFont:constrainedToSize:lineBreakMode:] calls.
 * bug fix infinite loop on applyViewStyleWithRuleSet:inDOM
Merge pull request #545 from rbang1/master

 * bug fix infinite loop UIScrollView+NIStyleable
Fixed 64-bit compile time warnings
fixed up NIOverview.m so that it will compile on iOS 8
Merge pull request #550 from dmaclach/master

fixed up NIOverview.m so that it will compile on iOS 8
Merge pull request #549 from jlaws/master

Fix 64-bit compile-time warnings in Nimbus Overview.
fix up a number of deprecated/conversion/shadow warnings
Fixed up bad merge
Merge pull request #553 from dmaclach/master

fix up a number of deprecated/conversion/shadow warnings
Add dmaclach to AUTHORS.
Fix various 64-bit errors across Nimbus and fix an off-by-one error in NIDOM.m
Perform some cleanup in CSS component architecture and grammar.
Update CSS component to use NSTextAlignment instead of UITextAlignment.
Remove unused new row logic from ContentModesNetworkImageViewController.
Add missing call to superclass viewDidUnload.
Add casts to properly typed function pointers in NIButtonUtilities.