9/20 - TF2 Update

[FadedOasis]

Required updates for Team Fortress 2 are now available. The specific changes include:

- Updated the Pilotka so it can be crafted, traded, and gift-wrapped
- Updated the Stahlhelm so it can be crafted, traded, and gift-wrapped
- Updated the physics for the Sticky Jumper projectiles so they behave like regular sticky bombs

[Edison W.]

Undocumented changes
- Strange Razorbacks now have a "Spies Shocked" attribute.
- Strange Eyelanders now have a "Heads Taken" attribute.
- Added Mann Co. Supply Crate Series #29.
- Added Sun-on-a-Stick, Sharpened Volcano Fragment, Three-Rune Blade, and Maul to the drop system.