Update data-merge documentation.
Update bibref/biblio.js

added "sticky" reference for HTML5 CR
Update bibref/biblio.js

update ref for FILE-API
fix link for GETUSERMEDIA
Update js/w3c/templates/headers.html

Update copyright for new W3C host per http://lists.w3.org/Archives/Public/spec-prod/2013JanMar/0011.html
Merge pull request #131 from anssiko/develop

Update data-merge documentation.
Merge pull request #132 from gps-git/patch-7

Update bibref/biblio.js