Just a quick ninja patch to fix some recently added bugs.

Patch notes (ver. 1.3.4.13):

Bug fixes and optimizations:

• Fixed a serious bug where a guild leader could leave the guild and leadership would not be properly transferred to the other guild member
  
• Fixed a bug where, after harnessing and unharnessing the horse, the Trading Cart inventory visually disappeared
  
• Fixed NULL guild tag issue
  
• Minor art fix for the gatehouse bridge model
  

-The team