disabled xml doc warnings
added pipeTo support
finished the protocol state actor
completed the PhiAccrualFailureDetector
Merge remote-tracking branch 'upstream/dev' into remote-fixes
finished PhiAccrualFailureDetector and specs
Merge pull request #102 from Aaronontheweb/remote-fixes

[UNSTABLE] PipeTo pattern, PhiAccrualFailureDetector, ProtocolStateActor, specs