Mario: destroy blocks 1 at a time, if jumping and would hit only with small side, move Mario a bit so the jump is successful

mario/main.cpp

@@ -119,7 +119,7 @@ void doInput( std::shared_ptr< SDLPP::Scene > scene ) {
         pollEvents( *scene );
         auto prevPos = mario->getDoubleRect().first;
         scene->updateScene();
-        MarioVisitor mv{};
+        MarioVisitor mv(mario->getMovement().getY() < 0);
         scene->visitCollisions( *mario, mv );
         if ( mv.isDead() ) {
             quit = true;