* [CKAN,SC] Sync type update: atom->string.
* [CKAN_AP,SC] Clean up remnants of take_lod_sample/1.
* [JSON_EXT,SC] Removed JSON/HTML table code.
* [JSON_EXT,DOC] Added documentation for JSON/PL boolean value conversion.
* [JSON_TO_RDF,DOC,SC] Cleaned up and documented the entire module. Simpler code and cleaner assertion of values using XSD.