+1.0 [IN PROGRESS]
+ - Support for CQL version 1.2 as described at
+ http://www.loc.gov/standards/sru/next-version.html
+ based on support for version 1.1 as described at
+ http://www.loc.gov/standards/sru/cql/
+ Since this is a significant leap forward, the version
+ numbering increases to the next major version.
+