Fix OME Model documentation link in the plonematch layout
Redirect formats_plone and fix model links on non auto-generated pages
Regenerate formats pages and metadata pages
Remove OME-TIFF and OME-XML links and use model_doc extlinks instead
Merge pull request #457 from sbesson/rebased/develop/formats_doc

Fix OME Model documentation link in the plonematch layout (rebased onto develop)