[issue #196] [WIP] adding the lose game method
Merge branch 'game_theme' of https://github.com/MGhanem/smartsoft-13 into c1_kareemalirahman_c1s6_loseGame

* 'game_theme' of https://github.com/MGhanem/smartsoft-13:
  fixing conflicts
[issue #196] [WIP] integrate the lose function with the game