Manually added Maja's support for ofVec4f colors
Manually added Maja's support for ofVec4f - previously pasted wrong code
Manually integrated Maja's ofColor changes in ofxArcObject.  Updated CHANGELOG
Added setColor function that takes 3 args and uses the object's existing alpha value.  Removed default from 4 val setColor method.
Merge branch 'colorTest' into setColorUpdates
Merged Maja's OF_SETCOLOR4 to current color branch
Updated ofxObject to use ofColor.  Added getColorVec4f convenience method for use in ofxMessage calculations.  Added OF_SETCOLOR4 transform to ofxScroller.
Removing support for OF_SETCOLOR4 from ofxScroller.
Use ofColors in ofxArcObject instead of ofColor pointers
Merge pull request #44 from aolivier/ofColor

Of color