Cleaned up test/models.Users.js to return clean jshint
Added test for cpassword field presence in User model
Added failing tests for blank required fields in User.register()
Installed jshint, cleaned files, and configured grunt task for jshint
User.register() successfuly checks for blank required fields
Added failing test to User.register() for mismatched passwords
Mismatch passwords validation passes tests
Valid user test written and passing;