Keylogger

Windows
- Two identical files for "visible" and "invisible" - 16
- Hooks implemented - 17

Python
- Python3 compatibility - 20
- Pep8 formatting - 20
- Environment variable options - 20
- Default log location updated - https://github.com/GiacomoLaw/Keylogger/commit/8456911423f8a4eb3c586b1d74e7c419b737ac06

Mac
- Fixed compiling errors (makefile missing 😬) - https://github.com/GiacomoLaw/Keylogger/commit/6e7cafd2607aa7d0311629bfe152fa2c7eaf5717

- Cleaned Python code
- Windows code fixed and cleaned
- PE8 compliance added

Thanks to all the contributors who helped out!

All major OS are available!