Silenced more warnings when building with 7.1 SDK on 64 bit
NSObject Category: Added methods to check if object is first or last object in an array
NSArray Category: safeObject... -> fixed crash when index in negative number
NSString Category: Added another attributedString connivence method
ABSection Model: Added footerTitle property
Added NS(Mutable)AttributedString Categories with connivence methods
ABView:

- Support for instantiating from .xib
- Exposed setBackgroundImage: resize: as public method
- Documentation corrections
ABStackController: Add paddings to viewArray + Started work on remove view feature
UILabel Category: adjustHeightToFitAttributedTextWithMaxHeight: bug fix:

To correctly calculate height of label attributedText property needs at
least the NSFontAttributeName attribute to be set.

If it is not explicitly set on NSAttributedString it is now added in
this method.
Project updates