= GRASS GIS 6.4.0RC7 Release =

[[TOC]]

=== Release ===

 * Release date: xx August 2010
 * Source code: http://grass.osgeo.org/grass64/source/grass-6.4.0RC7.tar.gz ([http://grass.osgeo.org/grass64/source/grass-6.4.0RC7.md5sum md5sum])
 * Binaries: http://grass.osgeo.org/download/

=== SVN Source Code ===

 * Milestone: [milestone:"6.4.0"]
 * Browse Source: http://trac.osgeo.org/grass/browser/grass/tags/release_201008xx_grass_6_4_0RC7
 * SVN Checkout 6.4.0 RC7:
{{{
  svn checkout http://svn.osgeo.org/grass/grass/tags/release_201008xx_grass_6_4_0RC7
}}}
 * SVN Checkout 6.4.0 release branch:
{{{ 
  svn checkout http://svn.osgeo.org/grass/grass/branches/releasebranch_6_4
}}}

=== Overview of changes since 6.4.0RC6 ===

''For changes between 6.2.3 and 6.3.0, see the [http://grass.osgeo.org/announces/announce_grass630.html 6.3.0 release announcement].''
Since the 6.3.0 release in April 2008 more than 2,700 source code modifications have been made to the 6.4.0 release branch.
'''Between 6.4.0RC6 and the current 6.4.0RC7 more than 180 updates have been included.'''

==== New modules ====

 * '''g.extension''': Add community sourced modules from the GRASS add-ons collection

==== Major module changes ====

 * '''r.out.gdal''': improved export checks
 * '''r.terraflow''': fix for WinGrass
 * '''r.watershed''': upgraded to improved version
 * '''v.out.ogr''': add support for 3D points and faces

==== Minor module changes ====

 * '''d.text''': added support for background color
 * '''r.external''': Create imagery group for imagery with multiple bands
 * '''r.grow.distance''': bugfix for distance calculation
 * '''r.in.gdal''': adjustable memory cache
 * '''r.univar''': percentiles now allow doubles
 * '''r.what''': support one year of daily maps
 * '''v.extract''': extract centroids for type=area and layer=-1
 * '''v.generalize''': bugfix for Chaiken method
 * '''v.hull''': support for vector lines
 * '''v.random''': tighten up column type setting
 * '''v.split''': full 3D support, copy tables