added a clear screen to main TEMPROARILY

src/main.cc

@@ -21,6 +21,8 @@ int main() {
                 player(new shade{mmap->get_available_positions()});
 
         for (char ch = ' '; ch != 'q'; ch = getchar()) {
+                //system("CLS");
+                cout << "\033[2J";
                 display.clear();
                 mmap->print(display);
                 display.print_position(player->get_position(), '@');