Fixes GWT-SDK compatibility problems under certain locales

(i.e. Infamus Turkish locale bug:
http://mattryall.net/blog/2009/02/the-infamous-turkish-locale-bug)

Bug: issue 5565, issue 7893
Change-Id: I9a033092c05bbc302f77add966603fa500366bb4
Review-Link: https://gwt-review.googlesource.com/#/c/6395/
98 files changed