/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/ is in python-django-horizon 1:2014.1.5-0ubuntu2.1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/__init__.py
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/dashboard.py.tmpl
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/models.py
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/static/
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/static/dash_name/
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/static/dash_name/css/
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/static/dash_name/css/dash_name.css
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/static/dash_name/js/
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/static/dash_name/js/dash_name.js
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/templates/
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/templates/dash_name/
/usr/lib/python2.7/dist-packages/horizon/conf/dash_template/templates/dash_name/base.html