EPSG DB to CSV procedure

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@54230 15284696-431f-4ddb-bdfa-cd5b030d7da7

lib/proj/README.txt

@@ -0,0 +1,6 @@
+Update procedure: GRASS GIS relies on GDAL/PROJ.
+
+The EPGS DB is transformed into suitable CSV data for GDAL/PROJ
+according to this procedure:
+http://svn.osgeo.org/metacrs/geotiff/trunk/libgeotiff/csv/README
+