Removed '_generate_template_args' function.
Added override of 'get_context_data' function based on Diego's comments.
Added validation to check for whitespace only strings
Added error messages using django-messaging
Merge branch 'first_iteration' into second_iteration

Conflicts:
	test_transifex_django/settings.py
Added explicit return
Merge branch 'first_iteration' into second_iteration
Removed data migration function from schema migration script.
Created schema migration script and added levenshtein ratio migration.
Merge branch 'second_iteration' into third_iteration

Conflicts:
	levenshtein/views.py