Adds shell script to automate the entire setup for both Apple Mac and Ubuntu Linux
Summarize
Shell script has options from downloading and installing python to setup of postgresql. It automates and detects the OS and executes the commands.
Note: Different Linux distros use different package manager, this PR specifically deals with brew and apt only, since they are the most popular ones around.
Issue Reference
Adds shell script to automate the entire setup for both Apple Mac and Ubuntu Linux
Summarize
Shell script has options from downloading and installing python to setup of postgresql. It automates and detects the OS and executes the commands.