Add django_stackato for changepassword2.
Merge pull request #14 from glogiotatidis/changepassword

Changepassword command
Use DOCKER_REPOSITORY env variable.
Add Jinja2 and Jingo.
Merge pull request #16 from glogiotatidis/jinja

Add Jinja2 and Jingo.
Switch travis to python 3.4.
Internationalization support.
Add tests for model render methods
Refactor l10n

Eliminate django-crontabs dependency
Add tests
Replace RichTextContent with localizable RichTextEntry