Spawnmenu polish, tool and NPC fixes and other changes

Multiplayer related improvements, new backgrounds, and more.

Voice chat improvements and new mountable games

This update brings many new features for addon creators as well as adds general polish to other parts of the game, such as the Spawnmenu.

Significant Steam Workshop support changes

Restored HEV suit, dynamic Render To Texture shadow angles and many smaller changes

Many weapon and NPC improvements

Half-Life: Source weapons in spawnmenu, many NPC related improvements and general fixes.

Another update and a privacy policy update.