Fixes issues #988 "Fix module copyrights to use apache google header"

Patch by: tobyr
Review by: bruce (spot checked about 75% of 'em; a tool to verify during the build would be most welcome)


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@980 8db76d5a-ed1c-0410-87a9-c151d255dfc7