README: added Liability Disclaimer

README

@@ -2,15 +2,26 @@
 CDO - Climate Data Operators
 ----------------------------
 
-     This package contains the source code for CDO. This program
-     was developed at the Max-Planck-Institute for Meteorology.
-     CDO is a collection of Operators to manipulate and analyse 
-     Climate model Data.
+     This package contains the source code for CDO. This program was developed at the 
+     Max-Planck-Institute for Meteorology.
+     CDO is a collection of Operators to manipulate and analyse Climate model Data.
      Supported data formats are GRIB, netCDF, SERVICE, EXTRA and IEG.
 
      CDO is licensed under the GNU General Public License, version 2.
      Read the file COPYING in the source distribution for details.
 
+     MPI-M makes no representations or warranties of any kind concerning the Software and any results
+     (including but not limited to any data) generated by use of the Software (hereinafter "Results"),
+     express or implied, and the absence of any legal or actual defects, whether discoverable or not.
+     The use of the Software and the Results is at your own risk.
+
+     Specifically, and not to limit the foregoing, MPI-M makes no representations or warranties 
+       (i) regarding the fitness for a particular purpose of the Software and the Results,
+      (ii) that the use of the Software and the Results will not infringe any patents or other 
+           intellectual property rights of any third party, and 
+     (iii) that the use of the Software and the Results will not cause any damages of any kind 
+           to you or to any third party.
+
 Operators:
 
      There are more than 400 operators available. Read OPEATORS for