Revision history for PostgreSQL extension.

1.3.5   2012-12-11T030000
      - Handle json null objects
      - Empty PostgreSQL arrays will now be created for empty JSON arrays (thanks to shartte)

1.3.4   2012-10-29T220000
      - Return NULL on non-existant JSON fields. Fixes #3

1.3.3   2012-10-07T010000
      - Allowed to build on Windows

1.3.2   2012-10-04T193059
      - Works with PostgreSQL 9.2

1.3.1   2012-10-04T025946
      - Documentation changes.

1.3.0   2012-10-04T021556
      - Initial version.