[LoginForm] refactor to ease other implementation
An Abstract BaseLoginForm is created. It is intended to be used by cubes who
want to implement new login form. It gather common login form elements in
particular the form action.
This will ease redefinition of this form action in later commit.
# -*- coding: utf-8 -*-
# copyright %(year)s %(author)s, all rights reserved.
# contact %(author-web-site)s -- mailto:%(author-email)s
#
%(long-license)s
"""%(distname)s precreate script, executed at instance creation time or when
the cube is added to an existing instance, before the schema is serialized.
This is typically to create groups referenced by the cube'schema.
"""