add NS_ENUM, add missing nonatomic
add initWithFrame, view resizing
amend: add radius property
update example to use short init
add tap to resize views
add initWithFrame info to README
Fixed formatting for consistency's sake
add clockwise param
Merge pull request #7 from xinsight/add/rotation-direction

Add clockwise param
Remove didReceiveMemoryWarning
Rewrote tap handler to avoid tag usage
fixed conflicts
fix invalid line width for CGRectZero, add autolayout to example