Patch to make api-checker use Gwt1.6 as its reference Api instead of Gwt1.5

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



git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@5435 8db76d5a-ed1c-0410-87a9-c151d255dfc7
6 files changed