Remove browser startup steps in interface tour.
Remove browser startup steps in interface tour.

We talk about it on the usage page instead.

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