Fixed the firing of events on changes to EntityProxy. Added an ACQUIRE event and implemented the copy-on-write semantics.

Patch by: amitmanjhi
Review by: rjrjr (desk review)

Review at http://gwt-code-reviews.appspot.com/860801


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@8755 8db76d5a-ed1c-0410-87a9-c151d255dfc7
11 files changed