Rewrite of linked data fields

- LD-ref results as table
- use overlay for lookups
- display values as AJAX table
- fix interference with system "Add more"-button
  - Use #tree array with #parents set, #default_value and #name to
    property let drupal detect the triggering element name
  - Prevent from behaviours being attached twice
Fix detection of bundle type
On-the-fly entity create via JS
Update field definitions

- Set "name"-parameter for lobid queries
- Allow inline creation of corporate_body
- delete SKOS-specific fields

Please run the update script.

Partially fixes EDOZWO-343
Fix RDF deserialization

- Don't import literal values when expecting URIs
- Support multiple property mappings
Fix modal dialog for forms with LD reference fields
Implement configurable tables
Fix lag for live hits
Add CSS to display field labels inline

Partially fixes EDOZWO-290
Display ld fields as tables in view
Update RDF mappings, set read-only fields
Display linked data field values as tables
Refactor linked data field in views
Remove superfluous function
Fix RDFa output

Outgoing links in the static markup now point to actual remote URI of
the resource, links in the UI are rewritten to point to local resource
pages.

Fixes EDOZWO-322
Add jquery tablesorter plugin

https://github.com/christianbach/tablesorter
Fix missing file upload widget
Add free-text tag field
Fix labels for facets
Add date formatter to entity tables