First run through of moving from Future[Unit] coming from merges to a Future[Option[OldValue]]
Add summer to tests, ws changes
Strip named producers from graph
Merge branch 'develop' of github.com:twitter/summingbird into feature/general_graph

Conflicts:
	summingbird-storm/src/main/scala/com/twitter/summingbird/storm/FinalFlatMapBolt.scala
More generic node interaction
Update tests
Merge branch 'develop' of github.com:twitter/summingbird into feature/general_graph

Conflicts:
	summingbird-core/src/main/scala/com/twitter/summingbird/Producer.scala
	summingbird-online/src/test/scala/com/twitter/summingbird/online/TopologyPlannerLaws.scala
	summingbird-storm/src/main/scala/com/twitter/summingbird/storm/StormPlatform.scala
Fix up reference to the 0.7.0 release
Upgrade to specs 2
Merge branch 'refs/heads/feature/upgrade_specs' into feature/general_graph
Specs 2 split between 2.9.3 and 2.10.3
Updates for storehaus
Make options internals accessible for debugging
Fix bug in strip namednodes
Storehaus updates
multiple local storm clusters cannot be run at once, be defensive about this
Typo
Specs2 changes
Merge pull request #340 from twitter/feature/general_graph

Feature/general graph