tweak demo
add GarbageCollector for fonts (so the fonts are valid for a few frames after destruction)
update demo widget to relative coords
fix font GC
further update demo widget, also add treeview example
add "ChiliInspector" dbg widget
tweak color2incolor & incolor2color
(not used by Chili itself, but some widgets use it)
implement proper obj.state = {checked=true, pressed=false, ...}
fix bug in treeview & improve
add MouseOver & MouseOut and use it for skinning
update demo widget
rename basedirs to lowercase
further improve demo widget
improve inspector widget
fix TreeView size with collapsed nodes
merge a ZK change of Trackbar control
fixes
revert Label default valign to "linecenter" it breaks too much stuff
another ZK fix in Control:Dispose
show lua memusage in inspector widget