Add extent zooming and interactivity fix to changelog
Add extent zooming and interactivity fix to changelog

MappingKat/tilemill,Teino1978-Corp/Teino1978-Corp-tilemill,fxtentacle/tilemill,tilemill-project/tilemill,paulovieira/tilemill-clima,MappingKat/tilemill,Zhao-Qi/tilemill,mbrukman/tilemill,Teino1978-Corp/Teino1978-Corp-tilemill,fxtentacle/tilemill,tizzybec/tilemill,mbrukman/tilemill,tizzybec/tilemill,Teino1978-Corp/Teino1978-Corp-tilemill,fxtentacle/tilemill,mbrukman/tilemill,nyimbi/tilemill,Zhao-Qi/tilemill,paulovieira/tilemill-clima,nyimbi/tilemill,mbrukman/tilemill,tilemill-project/tilemill,Zhao-Qi/tilemill,tizzybec/tilemill,paulovieira/tilemill-clima,nyimbi/tilemill,nyimbi/tilemill,MappingKat/tilemill,florianf/tileoven,florianf/tileoven,mbrukman/tilemill,paulovieira/tilemill-clima,paulovieira/tilemill-clima,MappingKat/tilemill,Zhao-Qi/tilemill,fxtentacle/tilemill,nyimbi/tilemill,MappingKat/tilemill,fxtentacle/tilemill,tizzybec/tilemill,tilemill-project/tilemill,Zhao-Qi/tilemill,Teino1978-Corp/Teino1978-Corp-tilemill,tizzybec/tilemill,florianf/tileoven,Teino1978-Corp/Teino1978-Corp-tilemill