Install some usefull packages using Homebrew

USAGE

1. First of all, you need to install Hombrew in case you haven't done it before.

   /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

2. Once Hombrew is installed, run this script and wait until it finish.

   bash /path/homebrew_usefull_packages.sh