Permanent enumerated name/value registrations for IANA Printer MIB

In PrtInterpreterLangFamilyTC, after 'langC4(65)' add:

       langXPS(66),         -- Not in RFC 3805
                            -- Microsoft XML Paper Specification
                            -- http://www.microsoft.com/whdc/xps/xpsspec
       langOpenXPS(67)      -- Not in RFC 3805
                            -- ECMA OpenXPS
                            -- http://www.ecma-international.org/
                            --   publications/standards/Ecma-388.htm

Proposed: Mike Fenelon (Microsoft) and Peter Zehler (Xerox)
Reviewed: Email discussion on Printer MIB mailing list
Approved: <TBD>
By:       Ira McDonald (IETF Designated Expert for IANA Printer MIB)
Email:    blueroofmusic@gmail.com