1.0.0.3 Update

The 1.0.0.3 update was a minor update, introducing a few items. The following happened: The following bugs were discovered:
 * Weapon Molten Blowpipe was added.
 * Weapon Hallowed Sandgun was added.
 * Weapon Grenade Launcher was added.
 * The Hallowed Sandgun and Grenade Launcher sprites don't line up correctly with the player's hand.