Changes

* [[Oak tree]] - [[Acorns]]; Rare tree, grows slowly. An oak will kill other trees within 2 tiles. Oak tools, weapons, and shields take less damage when used. Oak [[charcoal pile]]s will burn longer and produce more [[charcoal]]

* [[Walnut tree]] - [[Walnuts]]; [[charcoal pile]]s made from walnut will give a 10% bonus on the quality of the items it produces.

* [[Chestnut tree]] - [[Chestnuts]]; Chestnut has no special properties.