Updates to Team Fortress 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:
Team Fortress 2
Trading changes
Added some anti-scam advice to the chat window.
Increased trading slots to 8 slots per person.
Added item rarity colors.
Added the items original name to the item description.
Made most tools tradable.
Fixed Ellis Cap and the Frying Pan not being tradable