Remove 'alpha' label.
Remove 'alpha' label.

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