Netflix/RxJava — pull request #1240 by abersnaze (2014-05-21 16:54:06+00:00)
Title: Observable from Func0<Enumeration>

dealing with `HttpServletRequest` API that returns `Enumeration`s and want to get out of there as fast a possible. Then `Func0` emulates the `Iterable` interface so subsequent subscribes get a fresh `Enumeration`.