Update changelog
Update changelog

astiob/libass,mwgoldsmith/libass,xbmc/libass,pigoz/libass-ct,ShiftMediaProject/libass,grigorig/libass,pigoz/libass-ct,mwgoldsmith/libass,mwgoldsmith/libass,astiob/libass,MrSmile/libass,Akemi/libass,pigoz/libass-ct,grigorig/libass,xbmc/libass,sanyaade-g2g-repos/libass,torque/libass,torque/libass,libass/libass,ShiftMediaProject/libass,Akemi/libass,libass/libass,stps/libass,stps/libass,sanyaade-g2g-repos/libass,Akemi/libass,torque/libass,stps/libass,sanyaade-g2g-repos/libass,MrSmile/libass