Add build directory to .gitignore
Add license file
Add /res prefix to simple-dialog.js dependency, fixes this on 4.2
Twitter Dashlets now work against v1.1 API now that v1.0 API has been
turned off
 - All dashlets now require the user to Connect to Twitter
 - Twitter Search dashlet is now greatly simplified due to the
integration of the previously-separate search API
Remove overridden functions in subclasses which were doing nothing
except calling the parent class