Update README to reflect NFS problems
Update README to reflect NFS problems

tas50/supermarket,tas50/supermarket,juliandunn/supermarket,nellshamrell/supermarket,rafaelmagu/supermarket,juliandunn/supermarket,robbkidd/supermarket,dpnl87/supermarket,leftathome/supermarket,dpnl87/supermarket,chef/supermarket,nellshamrell/supermarket,dpnl87/supermarket,juliandunn/supermarket,robbkidd/supermarket,chef/supermarket,leftathome/supermarket,jzohrab/supermarket,juliandunn/supermarket,nellshamrell/supermarket,chef/supermarket,leftathome/supermarket,robbkidd/supermarket,jzohrab/supermarket,robbkidd/supermarket,leftathome/supermarket,jzohrab/supermarket,jzohrab/supermarket,rafaelmagu/supermarket,dpnl87/supermarket,rafaelmagu/supermarket,chef/supermarket,rafaelmagu/supermarket,tas50/supermarket,chef/supermarket,tas50/supermarket,nellshamrell/supermarket