Item12481: fixing open search profile

also:
- remove spurious "d" in printout
- fixing cross-language navigation using MultiLingualPlugin
- added css colors for disabled form elements
- improved <meta xxx > info in page for better seo
- added <link rel="alternative" hreflang="..." > pointing to different translations of a topic
- remove "revinfo" from printable view; this is added below the H1 by the plugin now