= GRASS GIS 6.4.2 Release =

[[TOC]]

=== Release ===

 * Release date: XX February 2012
 * Source code: http://grass.osgeo.org/grass64/source/grass-6.4.2.tar.gz ([http://grass.osgeo.org/grass64/source/grass-6.4.2.md5sum md5sum])
 * Binaries: http://grass.osgeo.org/download/

=== SVN Source Code ===

 * Milestone: [milestone:"6.4.2"]
 * Browse Source: http://trac.osgeo.org/grass/browser/grass/tags/release_201202XX_grass_6_4_2
 * SVN Checkout 6.4.2:
{{{
  svn checkout http://svn.osgeo.org/grass/grass/tags/release_201201XX_grass_6_4_2
}}}
 * SVN Checkout latest 6.4.x release branch (with future bugfixes):
{{{ 
  svn checkout http://svn.osgeo.org/grass/grass/branches/releasebranch_6_4
}}}

=== Overview of changes ===

Since the 6.4.0 release in September 2010 more than 1300 source code modifications have been made to the 6.4 release branch.
Between 6.4.1 and the current 6.4.2 more than 740 updates have been applied.

==== New modules ====

 * v.net.allpairs
 * v.net.bridge
 * v.net.centrality
 * v.net.components
 * v.net.connectivity
 * v.net.distance
 * v.net.flow
 * v.net.spanningtree
 * v.net.timetable 
 * i.topo.corr
 * m.nviz.image (renamed from nviz_cmd)
==== Major module changes ====

 * g.extension: many improvements and new GUI extension manager. Better support for building and installing add-ons when the GRASS source code is not available.
 * i.rectify: new resampling method options to set the target resolution and ontrol memory usage
 * r.regression.line: rewritten in C (much faster)
 * r.univar, r3.univar: zonal support
 * v.generalize: major bugfixes
 * v.kernel: additional kernel functions, equal split on networks
 * v.out.ogr: transactions (major speed up for data-sources which support transactions like PostGIS)
==== Minor module changes ====

 * Too numerous to mention; see the detailed [http://grass.osgeo.org/grass64/source/ChangeLog_6.4.2.gz ChangeLog]
==== Library changes ====

 * New GRASS Python Ctypes interface
 * Added 'arrays' support to GRASS Python Scripting Library
 * GRASS Python Scripting Library - {{{mlist()}}} replaced by {{{mlist_grouped()}}}
 * ODBC driver: fix type mismatch
 

==== GUI changes ====

(wxGUI)

 * Major wxGUI update
 * Add embedded interactive Python shell
 * Debut of the new [http://grass.osgeo.org/grass64/manuals/html64_user/wxGUI.Modeler.html Graphical Modeler]
 * Debut of the new [http://grass.osgeo.org/grass64/manuals/html64_user/wxGUI.PsMap.html Cartographic Composer] front-end to ps.map
 * Debut of the new multi-platform extension manger for community supplied add-on modules
 * Numerous stability fixes including ability to more gracefully handle stale lock-files and missing graphics support
 * Support for languages which use double-byte characters (e.g. Japanese)
 * Make the vector query tool more robust to maps with missing or no data
==== Map projection changes ====

 * Support for alternate ETRS89 spelling
==== Portability changes ====

(MS-Windows)

 * Numerous back-end changes making the experience more robust
 * Better support for spaces in path names
 * See the bug-fix-list below for WinGRASS tagged items

(Mac OSX)

 * Offer alternate for methods when GNU tool extensions are not available

(All)

 * Fix support for `make` versions older than version 3.81
==== Message translation updates ====

 * Many languages updated with many new translations
 * Improved translation support for NVIZ

=== Closed tickets ===

==== Closed bugs since the last release ====

[[TicketQuery(status=closed&milestone=6.4.2&type=defect&order=priority)]]

==== Closed wishes since the last release ====

[[TicketQuery(status=closed&milestone=6.4.2&type=enhancement&order=priority)]]

==== Closed tasks since the last release ====

[[TicketQuery(status=closed&milestone=6.4.2&type=task&order=priority)]]