Only raise Facebook auth error for Facebook URLs
Only raise Facebook auth error for Facebook URLs

#430
cp/calagator-1,L2-D2/calagator,reidab/calagator,reidab/calagator,L2-D2/calagator,cp/calagator-1,L2-D2/calagator,cp/calagator-1,reidab/calagator,cp/calagator-1,reidab/calagator,L2-D2/calagator