Wrote create_multiple_choice and create_free_response.
Wrote unit tests for create_multiple_choice and create_free_response.
Wrote create_task and its unit test.
Wrote create_grading and its unit test.
Passes unit test and also works in the console.
Wrote create_message and its unit test.
Passes unit test and also works in the console.
Changed method arguments to contain options hash.
Fixed some formatting issues.
Added more event-specific fields to unit tests.
Fixed tab issue in routes.rb
Merge pull request #6 from clf6/master

Wrote create_multiple_choice and create_free_response.