[Django2.0] Use class based view for login
[Django2.0] Use class based view for login

	modified:   base/views/common.py

uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/osis,uclouvain/osis,uclouvain/OSIS-Louvain