This commit was manufactured by cvs2svn to create branch 'function_v2'.

svn path=; revision=13596
Mixins and policies are no longer supported

svn path=; revision=13822
Removed Mixins & Policies
Added ThreadingPolicy with (untested) thread safety

svn path=; revision=13823
Added threading models

svn path=; revision=13824
Removed old branches.

svn path=; revision=38550