Prebid.js 3.9.0 Release

🚀New Features

• New Bidder Adapter - AdGlare Ad Server (#4808)
• New Bidder Adapter - NextRoll Bidder Adapter (#4829)

🛠Maintenance

• PubMatic Bid Adapter: Support Slot Level PM Deals (#4887)
• Rubicon Adapter: Add liveramp support (#4863)
• Districtm dmx Adapter: CCPA support and passing dealid to prebid, (#4772)
• OpenX adapter: support Criteo ID (#4882)
• update criteo userid in appnexus bid adapter (#4862)
• Rubicon analytics passes referrerHostname (#4885)

🐛Bug Fixes

• ByPlay Adapter (#4854)
• Sharethrough bid adapter: Always use HTTPS when serving within an iframe (#4859)
• yieldoneBidAdapter: fix encode referrer twice (#4880)