Moved cAsyncModule functionality to cSimpleModule, dropped cAsyncModule
We eliminated the need for special cAsyncModule objectssince it is more convenient to just stick to cSimpleModule in themodel implementation and active Horizon through omnetpp.ini switches....
[eefscheduler] bugfix with barriermsgs and sequential scheduling:- the processingDuration was not set correctly everytime- also now eefscheduler is deleting outdated barriers -> IES may get larger
[eefscheduler] made valid flag of barriermessage a AO_t
Initial import of Horizon 4 release.