modified spacing
SCROLL POSITION AS PERCENT
Merge branch 'feature/nested-scrollable' into feature/ofxUIDirList
added functionality to easily add widgets to a canvas w/o specifying a size (only works when adding widgets down for right now)
MEDIA ASSET UI
show info on a file
SCALABLE MEDIA ASSET UI
show info on a file change look based on size
SOME MOUSE EVENT FIXUP
Merge branch 'develop' of https://github.com/rezaali/ofxUI into develop

Conflicts:
	example-ofxUISimpleExample/bin/data/GUI/guiSettings.xml
	src/ofxUIScrollableCanvas.h