Implemented bare-bones character system API

I need to devise a way to update the clients about changes to their
characters directly from the lua scripts. This isn't too important per se,
but the pattern will be important for the monster and trigger systems.

rsc/scripts/setup_server.lua

@@ -3,6 +3,7 @@ print("Lua script check")
 mapMaker = require("map_maker")
 mapSaver = require("map_saver")
 roomSystem = require("room_system")
+characterSystem = require("character_system")
 
 local function dumpTable(t)
 	print(t)
@@ -11,26 +12,23 @@ local function dumpTable(t)
 	end
 end
 
---debugging (only works correctly with one room)
-globalTickTest = {
-	ticks = 0,
-	start = 0
-}
-
 --test the room hooks
 roomSystem.RoomManager.SetOnCreate(function(room, index)
 	print("", "Creating room: ", roomSystem.Room.GetName(room), index)
 
-	globalTickTest.start = os.clock()
-
 	--called ~60 times per second
 	roomSystem.Room.SetOnTick(room, function(room)
-		globalTickTest.ticks = globalTickTest.ticks + 1
+		local character = characterSystem.CharacterManager.GetCharacter("handle")
+		if character ~= nil then
+			--debugging
+			local x, y = characterSystem.Character.GetOrigin(character)
+			print("character.Origin(x, y): ", x, y)
+		end
 	end)
 end)
+
 roomSystem.RoomManager.SetOnUnload(function(room, index)
 	print("", "Unloading room: ", roomSystem.Room.GetName(room), index)
-	print("Time: ", (os.clock() - globalTickTest.start), "Ticks: ", globalTickTest.ticks)
 end)
 
 --NOTE: room 0 is the first that the client asks for, therefore it must exist