itemInventory docs
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/*  (2021-02-07)
Item data structure:
	RAM
		items
			flashlight		name of item
				image				(required)  Filename of image to use for item's icon
				quantity		(optional)  (Number)		Numeric label  (typically indicates how many you have)
				active			(optional)  (Boolean / undefined)		Controls whether or not this item is "active".  If undefined, then this item cannot be activated.
				
	A flag based on this item would look like:
		items.flashlight.active = true



EVENTS SENT TO ROOT:
	itemClick
	items:hilight
	itemEnable
		{name, data}
	itemDisable
		{name, data}



EVENTS RECEIVED FROM ROOT:
	items:update
	
*/