let users save/load query statements
|Reported by:||timmie||Owned by:|
Enherited from: http://trac.osgeo.org/grass/ticket/669#comment:22
Next task would be to enable also saving/loading of queries (SQL). These could then even be shared with QGIS (=also loaded in QGIS).
(Sorry, I not have time during next two month to work on this).