+ Added a "smell description" pop-up
+ Converted modification to Source SDK Base 2013 Singleplayer
+ Added new menu screen with a working chapter
- Removed unused files
Installation and usage
2. Restart Steam if the application is currently running. The modification (titled "Above the Catacombs (a05)") should be available for launch under the "Games" category on your Steam client. You may wish to add "-novid" (no quotations) to the program's launch options, this will skip Valve's default intro. You can modify your launch options by right-clicking on "Above the Catacombs (a05)" and clicking on "SET LAUNCH OPTIONS..."