akka/akka — pull request #15725 by ktoso (2014-08-22 11:23:17+00:00)
Title: !str #15271 make transform() take a factory instead of Transformer

+ Makes reusing flows safe
+ Adds timerTransform for ops which need TimerTransformer,
for now it was the easier way out we should rethink if we need to
specialise a lot on it or not.

Resolves #15271