Source SDK
- Added XSI addon for importing and exporting SMDs
- Added simple SDK bot sample code for adding bots to your mod
- Added source files for six Half-Life 2 single player maps
- Added interface plugin to add bots to mods
- Fixed resource leak in the SDK launcher and vconfig utiity
- Added bspzip tool - allows you to compile custom content directly into a .bsp
If you're interested in grabbing this update, simply restart your Steam client