mpd: Test that empty query parts are ignored
mpd: Test that empty query parts are ignored

mokieyue/mopidy,jodal/mopidy,mopidy/mopidy,mokieyue/mopidy,pacificIT/mopidy,glogiotatidis/mopidy,vrs01/mopidy,diandiankan/mopidy,diandiankan/mopidy,SuperStarPL/mopidy,bacontext/mopidy,tkem/mopidy,hkariti/mopidy,liamw9534/mopidy,rawdlite/mopidy,tkem/mopidy,pacificIT/mopidy,dbrgn/mopidy,vrs01/mopidy,quartz55/mopidy,adamcik/mopidy,liamw9534/mopidy,quartz55/mopidy,SuperStarPL/mopidy,dbrgn/mopidy,priestd09/mopidy,kingosticks/mopidy,bencevans/mopidy,vrs01/mopidy,hkariti/mopidy,bacontext/mopidy,glogiotatidis/mopidy,swak/mopidy,tkem/mopidy,swak/mopidy,bencevans/mopidy,hkariti/mopidy,ZenithDK/mopidy,tkem/mopidy,jcass77/mopidy,ZenithDK/mopidy,jmarsik/mopidy,rawdlite/mopidy,priestd09/mopidy,ali/mopidy,mopidy/mopidy,quartz55/mopidy,ZenithDK/mopidy,ZenithDK/mopidy,kingosticks/mopidy,jodal/mopidy,bacontext/mopidy,dbrgn/mopidy,bencevans/mopidy,dbrgn/mopidy,swak/mopidy,adamcik/mopidy,rawdlite/mopidy,bencevans/mopidy,mokieyue/mopidy,glogiotatidis/mopidy,SuperStarPL/mopidy,woutervanwijk/mopidy,bacontext/mopidy,jmarsik/mopidy,adamcik/mopidy,kingosticks/mopidy,jcass77/mopidy,jcass77/mopidy,mokieyue/mopidy,SuperStarPL/mopidy,swak/mopidy,woutervanwijk/mopidy,ali/mopidy,quartz55/mopidy,jodal/mopidy,rawdlite/mopidy,ali/mopidy,vrs01/mopidy,pacificIT/mopidy,priestd09/mopidy,diandiankan/mopidy,jmarsik/mopidy,hkariti/mopidy,glogiotatidis/mopidy,mopidy/mopidy,pacificIT/mopidy,diandiankan/mopidy,ali/mopidy,jmarsik/mopidy