add trailing comma
add trailing comma

jamesn/omnibus,Altiscale/omnibus,Altiscale/omnibus,higanworks/omnibus,chef/omnibus,szechyjs/omnibus,DataDog/omnibus-ruby,rapid7/omnibus,DataDog/omnibus-ruby,Scalr/omnibus,chef/omnibus,higanworks/omnibus,szechyjs/omnibus,strangelittlemonkey/omnibus,Scalr/omnibus,higanworks/omnibus,DataDog/omnibus-ruby,rapid7/omnibus,rapid7/omnibus,Scalr/omnibus,Altiscale/omnibus,jamesn/omnibus,strangelittlemonkey/omnibus,jamesn/omnibus,szechyjs/omnibus,chef/omnibus,strangelittlemonkey/omnibus