docs: OS X install requires XQuartz
docs: OS X install requires XQuartz

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