Pyreversi

- [x] fix invalid move/invalid place mmessage
- [x] fix press any key -> press enter
- [x] fix case test

- [x] nocolor mode
- [x] invert nocolor / games option
- [x] add windows support

- [x] optimize execution time
- [x] degradate mode for python 3.6

- [x] clean code
- [x] init level 5 (beta)
- [x] batch mode
- [x] condensate mode
- [x] remove colorama useless
- [x] fix python 3.7 or higher compatibility
- [x] fix OS compatibility
- [x] minimal test in gitlab (install + auto mode with fix)

- [x] add rules
- [x] use english
- [x] display level IA in score
- [x] replace --random with --fix

- [x] black begins