Added "git add" to "fab propagate_db" task...

So you will not accidentally forget to add the db.json file to your git commit.
Refactored Word Model/Collection.
Submodule hash update.
Finished refactor of word collection, updates to translate_word task:

Now, when you hover over the sample Greek sentence, you see the translation in your locale.
Fixes for reader needed after word model/collection refactor.
Improvements to translate_word task.
Merge branch 'master' of github.com:OpenPhilology/phaidra
Merge branch 'master' into development
Added typegeek submodule.
Update grammar units and related content.
Started refactoring the import alignment script.
Merge branch 'master' of github.com:OpenPhilology/phaidra
Started refactoring the import alignment script.
Update grammar units and related content.
Merge branch 'master' of github.com:OpenPhilology/phaidra
Added typegeek files.
Merge branch 'master' of github.com:OpenPhilology/phaidra
Removed typegeek -- it should be included as a git submodule.
Merge branch 'master' into development
Command line support for alignment import script.