prelude.sh homebrew

[ericsullivan]

source:
https://raw.githubusercontent.com/Homebrew/install/master/install

error:
Warning: The Ruby Homebrew installer is now deprecated and has been rewritten in
Bash. Please migrate to the following command:
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"