search, find, and list can now take multiple query k/v pairs (gmpc browser uses them)
search, find, and list can now take multiple query k/v pairs (gmpc browser uses them)

--HG--
extra : convert_revision : svn%3A41726ec3-264d-0410-9c23-a9f1637257cc/trunk%40224

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