removing gibberish that had been accidentally committed
Adding test that all surveys parse
Saving response_set_id to session for unauthenticated users, in anticipation of clawing it back later when they do log in
removed some unnecessary gitkeep
moved surveys to development folder, updated rake task
added dev certificate generation survey
Adding simplecov to give code coverage while running tests
100% test coverage of Question model
Extending Question tests
Merge branch 'adding_indexes' into writing_tests

Conflicts:
	.gitignore
Adding to response_set_tests which lead to more tests on Question too
allow :text_as_statement and :display_on_certificate to be defined on question
render response set in certificate
allow questions to be filtered if they should be displayed on the certificate
added tests for certificate display
Testing triggered_requirements in ResponseSet
Swapping stub in to replace instance_eval overload
Testing response_set.attained_level
Adding test to parse all surveys to ensure they're valid
documented some of the surveyor extensions