appcelerator/alloy — pull request #90 by orthlieb (2012-12-08 06:08:15+00:00)
Title: Specify asset dir, global click callback, passthrough of valid button properties

Add ability to specify the asset directory, default is '/images/'
Add a global click callback which can be overridden at the individual
button level.
Allow for passthrough of all valid button properties for creation.