Update to PostGIS 2.1.3 r12547, Postgres 9.3.5.1 fixes invalid join selectivity bug

The following SQL snippet from rif40_geo_pkg.populate_hierarchy_table()

causes ERROR:  invalid join selectivity: 1.000000 in PostGIS 2.1.1
(fixed in 2.2.1/2.1.2 - to be release May 3rd 2014)

See:
http://trac.osgeo.org/postgis/ticket/2543