Patch 2.5.4

[list] [*]Fixed some bugs in the environment, due to which it was possible to get further ahead of time or get out of bounds. [*]Fixed a bug where it was possible to use additional weapons when falling. [*]Fixed a bug where when using a key item on some quest characters, it would reappear on the map. [*]Added shadows to the "Lights" additional weapon. [*]Other small changes. [/list]