Netflix/RxJava — pull request #284 by benjchristensen (2013-06-02 04:25:14+00:00)
Title: GroupBy fixes as reported in Issue 282

Issue https://github.com/Netflix/RxJava/issues/282

- Refactored to maintain a single subscription that propagates events to the correct child GroupedObservables.
- make unsubscribe work correctly for parent/child sequences
- add language adaptor support