* Add InventoryItemMisc struct
* Add GetMiscItemByCode function
* Implement InventoryItem interface for InventoryItemMisc
* Add rings and amulets to the example items loading.
* Fix Y of LeftHand and RightHand equipment slots.
* Add "Ripolak" name to CONTRIBUTORS
* Remove double item
* Switched to json formatted characters
* Added infrastructure for networking
* Minor updates.
* more updates for map engine/rendering
* More map engine changes and fixes