Refactor/clean up of python code.
Fixed tab issues.
Retabbed admin, django suit settings, backed up database.
Grammar topic model and collections, populates lesson list view, plus database backup and small update to admin.
Refactor User, CreateUserResource. i18n URLs.
Frontend support for prepended language codes.

Updated the routers for both lesson-router and reader-router so they capture the leading
language code. Added basic (read: ugly) language switching support to header.
Language switching in header looks nicer, plus fixed routes.
Added or updates localization files for DE, IT, HR.
More localization-related updates.
Merge pull request #42 from OpenPhilology/development

API cleanup, localization code, lots of refactoring.
Added first import scripts (alignment) for maintaining neo4j data.
Merge branch 'master' of github.com:OpenPhilology/phaidra