makes master the default version of supermarket to use
makes master the default version of supermarket to use

robbkidd/supermarket,chef/supermarket,robbkidd/omnibus-supermarket,robbkidd/supermarket,robbkidd/omnibus-supermarket,nellshamrell/supermarket,chef/supermarket,chef/supermarket,nellshamrell/supermarket,tas50/supermarket,robbkidd/supermarket,chef/omnibus-supermarket,juliandunn/supermarket,robbkidd/omnibus-supermarket,nellshamrell/supermarket,juliandunn/supermarket,tas50/supermarket,tas50/supermarket,chef/omnibus-supermarket,nellshamrell/supermarket,juliandunn/supermarket,chef/supermarket,tas50/supermarket,robbkidd/supermarket,juliandunn/supermarket,chef/supermarket,chef/omnibus-supermarket