Progress updating to cv981/pv973:

* Implemented the new client AND protocol version methods.
* Implemented the new speed laws added in cv980 (http://www.tibia.com/news/?subtopic=newsarchive&id=2251).
* Added more missing bytea to login packets (client version/type and some unknown bytes).
* Fixed the InputMessage::getDouble method.
* Cleaned up some of the const values.
* Started on the pending state features.

TODO:
* Pending game state feature.
* Ensure version compatibility hasn't been compromised.

modules/game_console/console.lua

@@ -192,8 +192,8 @@ end
 
 function addTab(name, focus)
   local tab = getTab(name)
-  if(tab) then -- is channel already open
-    if(not focus) then focus = true end
+  if tab then -- is channel already open
+    if not focus then focus = true end
   else
     tab = consoleTabBar:addTab(name)
   end