Hideout hidden area + new treasure!

Heya!

I've worked on the Hideout area some more and I added a new hidden area! All the treasure chests will be there and require a Rust Work Key to open! So the Thunder Ring and new items will be there from now on.

The puddles are new sprites too :D

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New Items and the sprites for them

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Rust Worn Key

Location: Inside a chest in Hideout or a drop when you first beat an enemy there.

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Bolt (Pistol)

+4 ATK, +3 SPE, Deals Thunder damage, +20% CRIT chance.

Location: Found in the secret Hideout area, in one of the chests.

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