Cue has been retired in mid 2016 as official project and did not
continue developement, it's time to retire it completely.
Remove everything, update README.
Depends-On: https://review.openstack.org/551202
Change-Id: I8f8fdb2a299a74b59aab73a7ce9ad6a347f840f1
Django 1.7.x changed such that trying to use any of the translation
functions prior to instantiating the wsgi app results in failures.
Removing all translation until it can be handled properly with
Django 1.7.x or greater.
Change-Id: I0725e64001a8ae877e6e1422d5aa8ca81e2d1aa4