CEWendel/SWTableViewCell — pull request #154 by jbeker (2014-05-13 16:57:12+00:00)
Title: Type conversion bug fix and small feature addition.

- Changed type of index on didTriggerLeftUtilityButtonWithIndex and didTriggerRightUtilityButtonWithIndex to NSUInteger to fix type conversion error.
- Exposed cellState as readonly property
- Added updateUtilityButtonsAnimated to allow progromatic setting of
position.