ReactiveX/RxJava — pull request #1767 by loganj (2014-10-16 04:53:03+00:00)
Title: ExecutorScheduler delivers uncaught exceptions

Instead of swallowing unhandled errors, ExecutorScheduler delivers them
to the executing thread's UncaughtExceptionHandler.

This addresses the same issue as ReactiveX/RxJava#1682, but for
ExecutorScheduler which does not used ScheduledAction.