Leave the CGContextRef as we found it

Avoid potential compounding transforms
Merge pull request #207 from jacobjennings/master

Leave the CGContextRef as we found it
Indenting code for CGContextSave/RestoreGState calls
[Issue #212] Preserve links when auto-resizing label
[Issue #211] Fixing display issue with strikethrough style when labels are not top-aligned
Added support for Auto Layout -intrinsicContentSize.
Corrected textInsets right inset to be an inset from right margin rather than the left margin which is default.
Fixed textInsets issue for iOS 5 as well.
Merge pull request #227 from daveverwer/textinsetfix

Fix for right margin bug with textInsets
fixed: if the label is rendered offscreen it won't update it's contents on setAttributedString without setNeedsDiplay
Preserve width for intrinsicContentSize. Now it layouts more closely like the original UILabel.
Add IBOutlet id <TTTAttributedLabelDelegate> delegate
Merge pull request #233 from mystcolor/iboutlet-for-delegate

Add IBOutlet id <TTTAttributedLabelDelegate> delegate
Merge pull request #232 from mystcolor/autolayout-better-intrinsic-content-size

Better AutoLayout intrinisicContentSize
Merge pull request #229 from stoto/master

bugfix: offscreen rendering
[Issue #218] Setting UIColor for link attributes when available. Fixes #218. Fixes #213.
Fixing __bridge casts
[Issue #221] Add note in README about building with iOS 6 SDK
Bumping version to 1.6.4
Replacing UIDataDetectorTypes with NSDataDetectorTypes

Adding support for transit information links