Simplify method regex.
Allow method names to be used as local variables.
Allow any naming at global level (to be restricted later, when protocol.py content will be accepted by pylint and when decorators will be removed).


git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@969 71dcc9de-d417-0410-9af5-da40c76e7ee4