Code review improvements
Code review improvements

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