made an abstraction to ofxUI to help it work easier with Cinder
improved ofxUITextInput: allow arrow keys to navigate the string. also added a boolean triggerOnClick
Merge pull request #102 from daanvanhasselt/master

ofxUITextInput arrow key navigation
making ofxUI more general
fixed merge conflict with ofxUITextInput
added functionality to Drop Down to make it display the selected items
Merge pull request #116 from obviousjim/develop-reza

Added some little features to ofxUIRadio and ofxUIDropDown
Merge branch 'master' into develop
merged master into develop to pull in obviousjim additions