stratosphere/stratosphere — pull request #433 by uce (2014-01-23 17:32:45+00:00)
Title: Provide Iterable instead of Iterator to updateVertex method of Spargel API 

This is issue #425.

I did this, before @StephanEwen and @sscdotopen discuessed the `IterableIterator` in #425. Why do we want to expose the Iterator?