Add 'Accept' header for non redirect requests.
Add 'Accept' header for non redirect requests.

--HG--
branch : add_accept_header

RaviTezu/selenium,RaviTezu/selenium,mzgnr/selenium,tebeka/selenium,dayed/selenium,mzgnr/selenium,tebeka/selenium,crantok/selenium,RaviTezu/selenium,crantok/selenium,dayed/selenium,tebeka/selenium