Changes ListRegistration to carry information about its associated handler
and range of interest. This allows ListListModel (and theoretically other
models) to call back directly to views whose range of interest changes
without having to re-render all views.

Review at http://gwt-code-reviews.appspot.com/314801


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@7887 8db76d5a-ed1c-0410-87a9-c151d255dfc7
14 files changed