DailyhuntBid Adapter: Add video support with Refactor/Optimizing (pre…

…bid#5226)

* dailyhunt bidder refactor

* refactor dailyhunt bid adapter support

* native prebid server support

* video support

* native support

* win notice url support

* fix undefined object access issues

* dh bidder small bug fixes

* change endpoint

* added basic gulp test for dailyhunt

* adding test case and support for outstream

* body2 support in native request

* create md

* test mode support

* chnage endpoint to prod and remove console log

* change md

* adding accept-encoding:gzip

* chnage eslint to default

* remove array.prototype.find

* fix review changes

Co-authored-by: Mitesh Thakor <mitesh.thakor@dailyhunt.in>