Fix makemessages when there are both Jinja and Django templates in the template directory.
Fix makemessages when there are both Jinja and Django templates in the template directory.

This way both Django's {% trans "..." %} and Jinja's {% trans %}...{% endtrans %} will be
correctly translated instead of throwing an error.

rossowl/coffin,rossowl/coffin,akx/coffin