Put 10 random seeds when ENTER is hit

Return key in SDL language.

main.cpp

@@ -153,6 +153,13 @@ int main()
 							clearWorld(world);
 							drawWorld(world, tileSet, map);
 							break;
+						case SDLK_RETURN:
+							for (int k(0); k < 10; k++) {
+								seed.randomize();
+								putSeed(seed, world);
+							}
+							drawWorld(world, tileSet, map);
+							break;
 						case SDLK_SPACE:
 							seed.randomize();
 							putSeed(seed, world);