Replaced `grunt-cafe-mocha` with `grunt-mocha-test` to run prebuilt JS tests rather than compiling coffee again on the fly. Refs #176.
Ensure atomic sends when using `GroupComponent` trait with async handlers.
Missing parenthesis
Rollback to grunt-cafe-mocha for now.
Add grouping by data field option to `GroupComponent` helper
Fix spec indentation
Fix spec nesting
Merge pull request #180 from trustmaster/master

Grouping by field support in `GroupComponent`