Add 'year:1997' search filter support to libspotify backend
Add 'year:1997' search filter support to libspotify backend

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