Merging releases/1.6@4669:4911 into trunk.

These are the specific merges I performed, skipping c4695, c4875, c4878, c4892:

svn merge -r4669:4694 https://google-web-toolkit.googlecode.com/svn/releases/1.6 .
svn merge -r4695:4874 https://google-web-toolkit.googlecode.com/svn/releases/1.6 .
svn merge -r4875:4877 https://google-web-toolkit.googlecode.com/svn/releases/1.6 .
svn merge -r4878:4891 https://google-web-toolkit.googlecode.com/svn/releases/1.6 .
svn merge -r4892:4911 https://google-web-toolkit.googlecode.com/svn/releases/1.6 .



git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@4919 8db76d5a-ed1c-0410-87a9-c151d255dfc7