* Enhance mithril armor
Mithril armor should be (at least) tougher than diamond armor. Mithril is found rarer and deeper than diamond and mithril tools are already better than diamond tools.
* Enhance mithril shield
Mithril armor should be (at least) tougher than diamond armor. Mithril is found rarer and deeper than diamond and mithril tools are already better than diamond tools.
* Correct armor_use
Now this enhance the durability by a factor 3 (instead of a factor 2) compared to diamond. Which can be justified by the ore generation update in moreores (deeper and rarer (but less scattered)).
* Correct armor_use
Now this enhance the durability by a factor 3 (instead of a factor 2) compared to diamond. Which can be justified by the ore generation update in moreores (deeper and rarer (but less scattered)).
* correct typo
