Improvement in Github Automation Script

[antrikshmisri]

Is your feature request related to a problem? Please describe.
These are some features for my script Github Automation:-

1. Log changed file along with its respec. diff in form of an object into a json file
2. Remove respective object of the changed file from json that has been committed
3. Auto perform git commands on all files present in json on script start up
4. Extract all utility functions to utils.py
5. Add colors to print statement by using escape sequences

Describe the solution you'd like
I have already implemented these changes , will make a PR soon.

Describe alternatives you've considered
I have already implemented these changes , will make a PR soon.

[avinashkranjan]

Looking forward to the PR