api rewrite
api changes
tests updated
fixed message
whoops
removed comment
bad message
fixed minor errors
Merge pull request #31 from Cal-CS-61A-Staff/api_errors

Api errors
overwrite base model to_dict to return key
Merge branch 'master' into model_key
Merge pull request #33 from Cal-CS-61A-Staff/model_key

Model key
added authentication decorator
Merge branch 'master' into auth
Merge branch 'master' into auth
made fixes
added email to error
fixed docstring
Merge pull request #36 from Cal-CS-61A-Staff/auth

Auth
add submit.py stub and admin requirements to existing API.