Paintball

-Adds paintball guns and paintballs (With splatter effects if they don't hit someone.)
-Adds paintball masks and cheap sunglasses that don't block flashes n shit.
-Adds the above to the lasertag equipment lockers.
![ss13bandana](https://cloud.githubusercontent.com/assets/7319515/3207593/2a99fed4-edef-11e3-9174-44d6069d5a0f.png)