added the same tests for end_of_track_callback as was for next
added the same tests for end_of_track_callback as was for next

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