v1.2.2

This update includes some database migrations -- run django manage.py migrate after updating.

Major updates

• 22536f8: Added translation support.
• 7bf95f9: Added French translations.
• 2d4cf3c: Added Swedish translations. (thanks, @pitah81!)

Minor updates

• e96a469: Added a release migrate command to the Procfile for Heroku.
• 0261f39: Added "both breasts" option for Feeding method (closes #52).