v1.16.0

• Added TradeOffer#rawJson property
• Added cancelOfferCount and cancelOfferCountMinAge constructor options/TradeOfferManager properties
• Added reason argument to sentOfferCanceled event
• Fixed case where the callback to TradeOffer#cancel could fire twice on failure (issue #52)

v1.15.1

• Fixed multilingual support (issue #48)

v1.15.0

• Added TradeOffer#duplicate method
• Added TradeOffer#update method
  • This is now called before the callback of TradeOffer#accept on success, so the new offer data will be completely accurate
  • This fixes escrowed trades not appearing as InEscrow after you accept them, and populates the escrowEnds property
• Fixed the confirmationMethod property always being null

v1.14.1

• Fixed crash related to escrow (thanks @lincsanders in PR #41)

v1.14.0

• Added TradeOffer#getEscrowDuration (issue #38)
• Added pendingCancelTime option and sentPendingOfferCanceled event (issue #39)
• Fixed inability to cancel unsent-but-needs-confirmation offers
• Fixed cancelTime using created time instead of updated time

v1.13.1

• Fixed incorrect No session error in getReceivedItems

v1.13.0

• Updated ETradeOfferState and EConfirmationMethod with official Valve values and new InEscrow value
• Added escrowEnds property to TradeOffer

v1.12.0

• Added getEscrowDuration method to TradeOfferManager

v1.11.0

• Updated EResult
• Added confirmationMethod property to TradeOffer
  • Added EConfirmationMethod
• Added 3-second delay between offers are created and unknownOfferSent is emitted

v1.10.1

• After unknownOfferSent is fired, offers are recorded so it isn't fired again in the future