Adding Django formatter

This will enable the creation of Django formated translation files as described here: https://docs.djangoproject.com/en/dev/topics/i18n/translation/
add Django formatter support to the documentation
add Django formatter
Merge remote-tracking branch 'pichirichi/patch-2'
Add Shai Shamir to the list of contributors.
Make the resources regular expression more forgiving.
Update version to 0.5.0.