Riad Afridi Shibly authored Jul 28, 2021 and Md. Alim Ul Karim committed Jul 28, 2021

Resolve "checksummer implementation"

Closes #57

## Introduction

This MR implements file copy and checksum calculation and includes their tests

Note: [Template Reference](https://hackmd.io/@akarimevatix/H1Qsmq23w)

## Worked on Items

- [x] Recursively Copy Files and Directories
- [x] Traverse directories and calculate checksum
- [x] Compare checksum of two directories (items)
- [x] Test these functionalities

## TODOs

- N/A

## References

- N/A

## Notes

- N/A

## Merge Request Ordering

FYI: **ReviewerTag**

Ordering: *Asc Order*

- https://gitlab.com/evatix-go/clihelper/-/merge_requests/links
  - Others

See merge request !54