Version 0.047: Bugfixes for server and client

[schema]

This version has a few critical fixes for Server and Client.

Full changelog from Version 0.046 to 0.047

• 
  [GENERAL][BUG] Fixed bug that could cause the client as well as the server to crash
• 
  [GENERAL][BUG] Fixed bug, that messed up the indications and UI in a multiplayer game
• 
  [SHADER][BUG] Updated shader for graphics cards (Intel) that could not handle the modulo sign
• 
  [SHADER][BUG] Updated shader for graphics cards (Intel) that threw a compile error, when "Fragment shader reads from a tex coord index which the vertex shader does not write to."
• 
  [GRAPHICS][BUG] Fixed muzzle flash to only display, when something is actually fired.
• 
  [GRAPHICS][BUG] Fixed muzzle flash to be at the exact position of the weapon's output.