convert: fix processing singletons w/ "embed" on
convert: fix processing singletons w/ "embed" on

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