Changed changelog to track general ST_SAMPLE_MIX fixes.
Changed changelog to track general ST_SAMPLE_MIX fixes.

CaptainHayashi/sox,uklauer/sox,cbagwell/sox,jacksonh/sox,uklauer/sox,CaptainHayashi/sox,MageSlayer/sox,CaptainHayashi/sox,Motiejus/sox,mhartzel/sox_personal_fork,cbagwell/sox,mhartzel/sox_personal_fork,mhartzel/sox_personal_fork,jacksonh/sox,pcqpcq/sox,MageSlayer/sox,MageSlayer/sox,davel/sox,MageSlayer/sox,davel/sox,Distrotech/sox,cbagwell/sox,Distrotech/sox,cbagwell/sox,Distrotech/sox,MageSlayer/sox,Motiejus/sox,Motiejus/sox,davel/sox,pcqpcq/sox,Motiejus/sox,mhartzel/sox_personal_fork,Distrotech/sox,pcqpcq/sox,CaptainHayashi/sox,uklauer/sox,uklauer/sox,jacksonh/sox,davel/sox,pcqpcq/sox,jacksonh/sox