Installion of azure-cli on Mac

Package Information:

Name: azure-cli
Use: Official Azure CLI
URL: https://github.com/azure/azure-xplat-cli

Installation Steps:

1. Open Terminal using Spotlight search by pressing <command+space>. Type terminal and hit Enter key.
2. Now, run

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

3. Install azure-cli using brew

   brew install azure-cli

azure-cli is ready to use now!