Get dockutil installed on Mac using Brew

Package Information:

Name: dockutil
Use: dockutil is a command line utility for managing Mac OS X dock items
URL: https://github.com/kcrawford/dockutil

Installation Steps:

1. Open Terminal on your Mac.
2. Now, Execute

   ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

3. Install dockutil using brew

   brew install dockutil

dockutil is ready to use now!