[postgis-users] 1.5.3 Release

[Paul Ramsey]

The PostGIS Project Steering Committee is proud to announce the official
release of PostGIS 1.5.3.

The source tar ball can be downloaded from:

http://www.postgis.org/download/

 This is a minor release addressing a few issues that have been filed since
the 1.5.2 release in addition to fixes that allow it to compile
against PostgreSQL 9.1beta.

Bug Fixes

   - #1056, produce correct bboxes for arc geometries, fixes index errors
         (Paul Ramsey)
   - #1007, ST_IsValid crash - fix requires GEOS 3.3.0+ or 3.2.3+
   	 (Sandro Santilli, reported by Birgit Laggner)
   - #940, support for PostgreSQL 9.1 beta 1
     (Regina Obe, Paul Ramsey, patch submitted by stl)
   - #845, ST_Intersects precision error (Sandro Santilli, Nicklas Avèn)
     Reported by cdestigter
   - #884, Unstable results with ST_Within, ST_Intersects (Chris Hodgson)
   - #779, shp2pgsql -S option seems to fail on points (Jeff Adams)
   - #666, ST_DumpPoints is not null safe (Regina Obe)
   - #631, Update NZ projections for grid transformation support (jpalmer)
   - #630, Peculiar Null treatment in arrays in ST_Collect (Chris Hodgson)
     Reported by David Bitner
   - #624, Memory leak in ST_GeogFromText (ryang, Paul Ramsey)
   - #609, Bad source code in manual section 5.2 Java Clients
    (simoc, Regina Obe)
   - #604, shp2pgsql usage touchups (Mike Toews, Paul Ramsey)
   - #573 ST_Union fails on a group of linestrings
   	 Not a PostGIS bug, fixed in GEOS 3.3.0
   - #457 ST_CollectionExtract returns non-requested type
    (Nicklas AvÈn, Paul Ramsey)
   - #441 ST_AsGeoJson Bbox on GeometryCollection error (Olivier Courtin)
   - #411 Ability to backup invalid geometries (Sando Santilli)
     Reported by Regione Toscana
   - #409 ST_AsSVG - degraded (Olivier Courtin)
     Reported by Sdikiy
   - #373 Documentation syntax error in hard upgrade (Paul Ramsey)
     Reported by psvensso