Smart: video support (#1568)
Smart: video support (#1568)

* Fix domain sample

* Add HTTPS sample for domain parameter

* Add HTTPS sample for domain parameter

* Add Smart AdServer in the index and download list

* Add currency parameter documentation

* Revert "Merge remote-tracking branch 'refs/remotes/prebid/master'"

This reverts commit 099edc2d8e4e993406c2cb89612ff6d297b4515b, reversing
changes made to 07ce9fd7e2f3a2f11f6caf82e24c1f636fd91d03.

* Update documentation

Specify "target" parameter development status

* Adding documentation for bidfloor parameter.

* Updating documentation for smart adserver adapter.

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