Note: This is the code from the original repository. give credits to original creator I'm Only Importing to Github due to read-only change fron code google
Original Qoutes:
Proudly powered by
Adnan's Rotational Gravity Gun
Adnan Zafar
adnan.f.zafar AT gmail DOT com
http://skew.telefragged.com/mods/hl2/ARGG/
ARGG is used by Half-Life 2: Sandbox to implement rotational functionality for the physics manipulator.
Open Steamworks
Open Steamworks is used in Half-Life 2: Sandbox for mounting additional game content through Steam's abstraction layer rather than the game engine's filesystem class, which prevents non-fatal engine errors.
Creative Commons License
Half-Life 2: Sandbox by Team Sandbox is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.
Based on a work at code.google.com.