Remove obsolete cruft.

Change-Id: Ifc738ce145425464b6538a771a303e62accafc25
Sort order of INSTALLED_APPS.

karaage templates should take priority over third party applications.

Third party applications should take priority over Django.

Change-Id: Iae3e20bc17b9b811e7121ebbb25c6fe2ec66fa0d
Replace gen_table with django_tables.

Change-Id: I95bf408c9e1e21924f50f697dc0ccf57b46bde9d