Doubly Linked List

[NehaKohad]

Contains a function to :
Insert the element
Delete from the back
Reverse List
Display List

[kvedala]

Thank you for your well written code contribution 👍
Please review the updated readme and the contribution standards and update the code accordingly.
Once you merge or rebase on the main branch, much of the auto-tools will be available to perform auto-checks and auto-formatting of the code.
Thank you.

[github-actions]

This pull request has been automatically marked as abandoned because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[github-actions]

Please ping one of the maintainers once you commit the changes requested or make improvements on the code. If this is not the case and you need some help, feel free to ask for help in our Gitter channel or our Discord server. Thank you for your contributions!