installation: fix for obsolete demosite create

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
access: addition of site specific configuration

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
installation: mrjoe's Flask-Admin

Signed-off-by: Yoan Blanc <yoan.blanc@cern.ch>
records: exposing record metadata revisions

* Adds view tests for record revision API
  (addresses inveniosoftware/invenio#1990)

Signed-off-by: Bogdan Kulynych <bogdan.kulynych@gmail.com>
records: marked some tests with `@nottest`

Signed-off-by: Bogdan <bogdan.kulynych@gmail.com>
records: add tests for record export links

Signed-off-by: Bogdan Kulynych <bogdan.kulynych@gmail.com>
records: update tests for revision exports

Signed-off-by: Bogdan Kulynych <bogdan.kulynych@gmail.com>
records: add authorization to revision tests

Signed-off-by: Bogdan Kulynych <bogdan.kulynych@gmail.com>