Merge pull request #319 from richardkchapman/ship-it-2

Update build version descriptions
Reviewed-by: Gavin Halliday <ghalliday@hpccsystems.com>

VERSIONS

@@ -19,10 +19,11 @@ builds for testing purposes only.
 In addition to the version number there is a MATURITY string that may be found
 in the version string. The maturities in use are:
 
-<none>   - a stable build
-rc       - a release candidate.
-trunk    - a system built from the master branch (the 'bleeding edge')
-*_debug  - Any of the above suffixed by _debug if built with debug enabled
+<none>    - a stable build
+closedown - gathering bugfixes for a new POINT release
+rc        - a release candidate.
+trunk     - a system built from the master branch (the 'bleeding edge')
+*_debug   - Any of the above suffixed by _debug if built with debug enabled
 
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