enable shibboleth

roles/karaage3.1.17/templates/settings.py.j2

@@ -294,7 +294,8 @@ ACCOUNTS_ORG_NAME = '{{ karaageAcountName }}'
 #
 # default: SHIB_SUPPORTED = False
 #
-# SHIB_SUPPORTED = True
+# TODO: Should we add a variable to use shibboleth or not???
+SHIB_SUPPORTED = True
 
 # Path to AUP policy. Note that setting this will not disable the Karaage
 # default page, it might be better to replace the AUP with a file in