OS X packaging doc adjustments.
OS X packaging doc adjustments.

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