docu update

ChangeLog

-2015-10-28  Uwe Schulzweida
+2015-10-15  Uwe Schulzweida
 
 	* Version 1.7.0 released
         * using CGRIBEX library version 1.7.3

NEWS

@@ -2,14 +2,15 @@ CDI NEWS
 --------
 
 
-Version 1.7.0 (28 October 2015):
+Version 1.7.0 (15 October 2015):
 
    New features:
      * added support for netCDF Scalar Coordinate Variables
+     * added support for hybrid sigma pressure coordinates following the CF convention
      * merge changes from branches/cdi-tiles [from Florian Prill]
    Fixed bugs:
      * GRIB rotated grids: invert angle of rotation (north to south pole) (bug fix)
-     * bug fix for scanning the  WRF time axis
+     * bug fix for scanning the WRF time axis
      * cdiStreamSetupVlist: added call to vlist_unlock(vlistID) (bug fix)
 
 Version 1.6.8 (26 March 2015):