Add JDT 3.8.3 jar files needed for r11610.



git-svn-id: http://google-web-toolkit.googlecode.com/svn/tools@11612 8db76d5a-ed1c-0410-87a9-c151d255dfc7
Merge branch 'upstream'

Updates JDT to version 3.8.3

Change-Id: Ib58e8389b2c890eb4917f63c437c55dd1c93ccfc