#2958 reverse_geocode erroring ERROR: invalid input syntax for type numeric: " "

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@13040 b70326c6-7e19-0410-871a-916f4a2858ee
#2958 reverse_geocode erroring ERROR: invalid input syntax for type numeric: " " (revised patch to not return 0 for non-numbered roads)

git-svn-id: http://svn.osgeo.org/postgis/branches/2.1@13042 b70326c6-7e19-0410-871a-916f4a2858ee