AccessGrid/AccessGrid MulticastAddressAllocator.py

[Ivan R. Judson]

Update of /cvsroot/AccessGrid/AccessGrid
In directory pachelbel.mcs.anl.gov:/tmp/cvs-serv27062

Modified Files:
	MulticastAddressAllocator.py 
Log Message:
Got rid of port mask (it's defined as a range anyhow); made allocation methods loop until an address/port are not allocated and available.