PostGIS 2.3.0beta1 release

The PostGIS development team is proud to release PostGIS 2.3.0beta1.

PostGIS 2.3 is feature complete, so we're looking for testing and feedback!
Best served with PostgreSQL 9.6.

Please give this beta a try and report back any issues you encounter.

Download -
http://download.osgeo.org/postgis/source/postgis-2.3.0beta1.tar.gz
HMTL docs -
http://download.osgeo.org/postgis/docs/doc-html-2.3.0beta1.tar.gz
PDF docs - http://download.osgeo.org/postgis/docs/postgis-2.3.0beta1.pdf

* Important / Breaking Changes *

- #3466, Casting from box3d to geometry now returns a 3D
geometry (Julien Rouhaud of Dalibo)

- #3604, pgcommon/Makefile.in orders
CFLAGS incorrectly leading to wrong liblwgeom.h
(Greg Troxel)

* New Features *

-- new functions can be found here -
http://postgis.net/docs/manual-dev/PostGIS_Special_Functions_Index.html#NewF
unctions_2_3

- Add support for custom TOC in postgis_restore.pl
(Christoph Moench-Tegeder)
- Add support for negative indexing in ST_PointN and ST_SetPoint
(Rémi Cura)
- Add parameters for geography ST_Buffer (Thomas Bonfort)
- TopoGeom_addElement, TopoGeom_remElement (Sandro Santilli)
- populate_topology_layer (Sandro Santilli)
- #454, ST_WrapX and lwgeom_wrapx (Sandro Santilli)
- #1758, ST_Normalize (Sandro Santilli)
- #2236, shp2pgsql -d now emits "DROP TABLE IF EXISTS"
- #2259, ST_Voronoi* (Dan Baston)
- #2991, Enable ST_Transform to use PROJ.4 text (Mike Toews)
- #3059, Allow passing per-dimension parameters in ST_Expand (Dan Baston)
- #3339, ST_GeneratePoints (Paul Ramsey)
- #3362, ST_ClusterDBSCAN (Dan Baston)
- #3364, ST_GeometricMedian (Dan Baston)
- #3391, Add table inheritance support in ST_EstimatedExtent
(Alessandro Pasotti)
- #3424, ST_MinimumClearance (Dan Baston)
- #3428, ST_Points (Dan Baston)
- #3465, ST_ClusterKMeans (Paul Ramsey)
- #3469, ST_MakeLine with MULTIPOINTs (Paul Norman)
- #3549, Support PgSQL 9.6 parallel query mode, as far as possible
(Paul Ramsey, Regina Obe)
- #3557, Geometry function costs based on query stats (Paul Norman)
- #3591, Add support for BRIN indexes. PostgreSQL 9.4+ required.
(Giuseppe Broccolo of 2nd Quadrant, Julien Rouhaud and
Ronan Dunklau of Dalibo)
- #3496, Make postgis non-relocateable (for extension install),
schema qualify calls in functions (Regina Obe)
Should resolve once and for all for extensions #3494, #3486,
#3076

- #3547, Update tiger geocoder to support TIGER 2016
and to support both http and ftp. (Regina Obe)

* Performance Enhancements *

- #75, Enhancement to PIP short circuit (Dan Baston)
- #3383, Avoid deserializing small geometries during index operations
(Dan Baston)
- #3400, Minor optimization of PIP routines (Dan Baston)
- Make adding a line to topology interruptible (Sandro Santilli)
- #3613, Segmentize geography using equal length segments, (Hugo Mercier
of Oslandia)

On Behalf of all the PostGIS Development Team,
We wish you all a joyous testing experience

Thanks,
Regina