Updated the release notes to include changes that I have made to    the gui tools, citool, and sccstool.  Updated the list of supported platforms
Updated the release notes to include changes that I have made to
   the gui tools, citool, and sccstool. 
Updated the list of supported platforms

bk: 39cfd858zTUGsy3iJdIJ0ZNTejDtow
bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper