Make sure not to tar up CVS directories if this ports tree is a CVS checkout.
Make sure not to tar up CVS directories if this ports tree is a CVS
checkout.

PR:		bin/165868
MFC after:	5 days

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase