Added new stats to the skills module, fixed minor market error.

* Added Offline Training information.
* Added Regeneration Time information.
* Added Speed information.
* Added base stats/skills information (will show the players increase in a skill e.g. magic level 43 = 40 + 3 bonus from an item).
* Fixed the game feature constants in const.lua.
* Fixed a market error when logging out.
* Added removeTooltip function.

modules/corelib/ui/tooltip.lua

@@ -92,6 +92,10 @@ function UIWidget:setTooltip(text)
   self.tooltip = text
 end
 
+function UIWidget:removeTooltip()
+  self.tooltip = nil
+end
+
 function UIWidget:getTooltip()
   return self.tooltip
 end