Prebid.js Release 2.20.0

🚀New Features

• New Adapter FeedAd (#3891)
• add --analyze arg for webpack bundle analyzing #3914

🛠Maintenance

• UserID DigiTrust module adds synchronous behavior (#3913)
• Orbidder - remove onSetTargeting from adapter (#3919)
• Standardize permission bits on several adapter files (#3872)

🐛Bug Fixes

• Fix #3813 move auctionEnd events so it always executes when auction completes (#3841)
• fix import paths for various adapters (#3921)