Merge pull request #23 from FabienDiTore/master

Memory leak
Revert "memory leak fix"

This reverts commit 110c5bfb517212f044e1a0a7c35d2d5646d87d91.
Update project to recommended settings.
Fix compile warnings when targeting iOS 6.
Use NSTextAlignmentCenter.
Merge branch 'master' of github.com:samvermette/SVSegmentedControl
Remove MRC code from readme.
Add support for setting frame.
Add support for transparent track tint color.
Improved inner shadow for segmented track.
Add support for thumb transparency and improved thumb drop shadow.
Fix some compile errors and warnings.
Fix bugs with new drop shadow and crossFadeLabelsOnDrag.
Add back support for shouldCastShadow.
Make sectionTitles property public.
First implementation of sectionImages (still buggy).
Wrap up support for sectionImages.
Add new sectionTitles and sectionImages properties to Read me.
Remove support for deprecated properties.
Fix 1px offset glitch for sectionImages.