Floors multiple models (#2087)
Floors multiple models (#2087)

* Floors Module: new analytics fields

* Floors Module: added skipRate

* Floors: multi-model mode

* Floors: multi-model mode

* Update floors.md

made some minor grammatical edits

* Update floors.md

Co-authored-by: Jean Stemp <763f545cdeb40be77d875cd5030f229ee2859c96@users.noreply.github.com>
prebid/prebid.github.io,prebid/prebid.github.io,prebid/prebid.github.io