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.