A new model for external types

http://gwt-code-reviews.appspot.com/589801/show
Patch by: tobyr
Review by: me, bobv


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@8255 8db76d5a-ed1c-0410-87a9-c151d255dfc7
15 files changed