Bump version 12.5.0 (#563)

* Bump version

Bump version

Bump version

12.4 Pre alpha release

Merge pull request #392 from mariocesar/use_django_namedtemporaryfile

Uses the NamedTemporaryFile class provided by Django

To mantain pypi release order version needs to superior to the previo…

…us alpha release

Release version 12.1c

Fix version schema [skip ci]

include tests

10.12.1