Fix for issue 3903. Adds a <noscript> tag to our *.html launch files so that we
provide a useful message to the user when JavaScript is turned off or not available.
This includes the html template used by webAppCreator and the Google Plugin for Eclipse.

Review by: rjrjr


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@5852 8db76d5a-ed1c-0410-87a9-c151d255dfc7