remove __cmp__, move to __lt__ , __eq__ per http://docs.python.org/dev/3.0/whatsnew/3.0.html#ordering-comparisons
remove __cmp__, move to __lt__ , __eq__ per http://docs.python.org/dev/3.0/whatsnew/3.0.html#ordering-comparisons


git-svn-id: 655ff90ec95d1eeadb1ee4bb9db742a3c015d499@6791 8cd8332f-0806-0410-a4b6-96f4b9520244

obeattie/sqlalchemy,obeattie/sqlalchemy,obeattie/sqlalchemy