Duplicate summaries work with singletons (#900)
Duplicate summaries work with singletons (#900)

Andypsamp/CODjunit,asteven/beets,SusannaMaria/beets,multikatt/beets,ruippeixotog/beets,mathstuf/beets,xsteadfastx/beets,jmwatte/beets,ruippeixotog/beets,jmwatte/beets,swt30/beets,LordSputnik/beets,parapente/beets,LordSputnik/beets,shanemikel/beets,randybias/beets,SusannaMaria/beets,marcuskrahl/beets,LordSputnik/beets,kareemallen/beets,Dishwishy/beets,moodboom/beets,jackwilsdon/beets,artemutin/beets,sampsyo/beets,Andypsamp/CODjunit,jcoady9/beets,pkess/beets,multikatt/beets,Dishwishy/beets,madmouser1/beets,marcuskrahl/beets,ttsda/beets,Wen777/beets,PierreRust/beets,m-urban/beets,swt30/beets,dfc/beets,mosesfistos1/beetbox,lightwang1/beets,shamangeorge/beets,shanemikel/beets,diego-plan9/beets,imsparsh/beets,asteven/beets,multikatt/beets,kelvinhammond/beets,YetAnotherNerd/beets,SusannaMaria/beets,Andypsamp/CODjunit,jmwatte/beets,arabenjamin/beets,Andypsamp/CODfinalJUNIT,diego-plan9/beets,madmouser1/beets,swt30/beets,dfc/beets,mried/beets,lengtche/beets,jackwilsdon/beets,mosesfistos1/beetbox,artemutin/beets,kelvinhammond/beets,YetAnotherNerd/beets,untitaker/beets,ttsda/beets,jackwilsdon/beets,imsparsh/beets,mosesfistos1/beetbox,Freso/beets,tima/beets,tima/beets,jcoady9/beets,randybias/beets,diego-plan9/beets,bj-yinyan/beets,pkess/beets,bj-yinyan/beets,mosesfistos1/beetbox,Andypsamp/CODfinalJUNIT,andremiller/beets,lengtche/beets,Wen777/beets,pkess/beets,drm00/beets,kareemallen/beets,mried/beets,Wen777/beets,Andypsamp/CODjunit,drm00/beets,asteven/beets,tima/beets,mathstuf/beets,marcuskrahl/beets,Freso/beets,MyTunesFreeMusic/privacy-policy,pkess/beets,moodboom/beets,xsteadfastx/beets,ibmibmibm/beets,parapente/beets,Kraymer/beets,gabrielaraujof/beets,sampsyo/beets,ttsda/beets,multikatt/beets,m-urban/beets,artemutin/beets,PierreRust/beets,shanemikel/beets,drm00/beets,swt30/beets,sadatay/beets,randybias/beets,lengtche/beets,ruippeixotog/beets,Freso/beets,arabenjamin/beets,shamangeorge/beets,kelvinhammond/beets,mathstuf/beets,arabenjamin/beets,mathstuf/beets,sampsyo/beets,sadatay/beets,marcuskrahl/beets,untitaker/beets,mried/beets,artemutin/beets,ibmibmibm/beets,andremiller/beets,shamangeorge/beets,Dishwishy/beets,beetbox/beets,moodboom/beets,jackwilsdon/beets,bj-yinyan/beets,lightwang1/beets,dfc/beets,diego-plan9/beets,sadatay/beets,kareemallen/beets,LordSputnik/beets,imsparsh/beets,lightwang1/beets,Andypsamp/CODfinalJUNIT,MyTunesFreeMusic/privacy-policy,PierreRust/beets,bj-yinyan/beets,arabenjamin/beets,sadatay/beets,gabrielaraujof/beets,ttsda/beets,MyTunesFreeMusic/privacy-policy,untitaker/beets,beetbox/beets,parapente/beets,parapente/beets,kareemallen/beets,dfc/beets,moodboom/beets,gabrielaraujof/beets,madmouser1/beets,jcoady9/beets,xsteadfastx/beets,m-urban/beets,jmwatte/beets,Kraymer/beets,madmouser1/beets,Andypsamp/CODjunit,ibmibmibm/beets,Kraymer/beets,MyTunesFreeMusic/privacy-policy,shanemikel/beets,sampsyo/beets,PierreRust/beets,YetAnotherNerd/beets,Dishwishy/beets,imsparsh/beets,Kraymer/beets,beetbox/beets,SusannaMaria/beets,m-urban/beets,YetAnotherNerd/beets,beetbox/beets,drm00/beets,asteven/beets,mried/beets,Andypsamp/CODfinalJUNIT,shamangeorge/beets,Freso/beets,andremiller/beets,gabrielaraujof/beets,lightwang1/beets,randybias/beets,ruippeixotog/beets,jcoady9/beets,tima/beets,Andypsamp/CODfinalJUNIT,xsteadfastx/beets,untitaker/beets,ibmibmibm/beets,kelvinhammond/beets,lengtche/beets