Add ability to skip width or height when computing bounds
Add locking
Fix touch events on iOS
Warn when extending nonexistant classes
Add lz.window class to get window width/height
Add shim for proxying events across apps
Add wraplayout
Genre data binding prototype
Warn for missing classname in replicator
Add sorting, filtering and locking to replicators
Add timelayout
Add timeline, movies and thumbnails demos