Patch NW.50.20150902b.13

Patch Notes: NW.50.20150902b.13

Content and Environment

 * Stronghold Siege
 * Resolved an issue for Supplies and Dragon Hoard gold sometimes remaining in inventory after leaving Siege map
 * Resolved an issue where Archer Towers would fail to apply their AoE slow effects.
 * Ghost Stories: Removed a Thievery node and treasure chest that could be easily accessed without fighting enemies.