Now returns the latest view from this nodes perspective when requested by other layers using the FIND_ALL_VIEWS event.  VIEW_CHANGE handle also changed to use the updateView() method
Entries added for a PCSynch protocol
PCSynch protocol created.  PCSynch stands for probabilistic clock synchronisation.  This implementation is based upon F.Critstian's ”Probabilistic clock synchronization” algorithm.  Currently this implementation requires the NMC protocol below it function correctly.
Custom event for inter stack communication between HiTab protocols
HiTabEvent now used to inform higher protocols that an event has occurred (e.g. PCSynch's clock has synchronised).  Old debug statements also removed