fix detection of missing commands
fix detection of missing commands

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