Alpha 1.2 Update/Hotfix

Update v0.1.2a
Name: Beginning, Emergency Bug Fix.

Fixes the save function.

Updated:
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- Balanced material gathering (rarer resources have a small cooldown) 

Fixed:
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- Save/Load function broke in v0.1.1a. It is back in working condition now. (Don't worry, we beat the dev for the inconvenience caused)
- Iron is visible in smelting before you have unlocked iron.
- Gold is visible in smelting before you have unlocked gold.

Known Bugs:
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- Gold can currently be smelted past the storage limit. (Fixed in v0.1.3a. Next week's update.)(Again, thank you Hiccubz)
- Tooltips for house and 3x3 room display incorrect values for stone. (Fixed in v0.1.3a)(Thanks Lora)(Both require 34 stone, not 35 and not 25 as the tooltips state)