Map height fix.
Map height fix.

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