Renamed RunningTask.onNext() to RunningTask.send()
 * Added a method `RunningTask.send(byte[])`
 * Deprecated `RunningTask.onNext(bye[])`
 * Added the implementation in `RunningTaskImpl`
 * Updated all examples to ose `send(bye[]`
Merge branch 'master' into weimer_789
Merge remote-tracking branch 'origin' into reef-bridge
merge with master