Remove references to PG headers in system libraries. Depend upon installation in /usr/local/pgsql/include.”
Fix memory leak deallocating a prepared query.
Added index subscripting and fast enumeration to PGResult, PGRow, and PGQueryParameters.
Fixed retrieval of float and double from a binary result object;
Clean-up pgtest.m and exercise fast enumeration and subscripting.
Added Doxygen comments to enumerated types drawn from PG headers.