add windows env setup utility
add windows env setup utility

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