Add ActorContext interposition.
Add ActorContext interposition
Merge pull request #1 from NetSys/vjeko

ActorContext
Instrumenter assertions
Merge branch 'master' of github.com:NetSys/sts2-interposition into HEAD
Was calling a wrong function.
Merge branch 'master' into vjeko
Merge commit '1963f0de90357793d0f74c9308dda86cd5b9c79e'
Checkpint.
Working state.
Cleanup.
Merge Panda's changes and refactor.
Merge Panda's changes and refactor.
Merge github.com:vjeko/distributed_examples

Conflicts:
	src/main/scala/Runner.scala
	src/main/scala/broadcast/Broadcast.scala