Merge pull request #62 from GEOS-ESM/feature/mathomp4/add-license

Add license

LICENSE.md

@@ -0,0 +1,23 @@
+```
+Copyright (c) 2003-2018 United States Government as represented by 
+the Admistrator of the National Aeronautics and Space Administration.  
+All Rights Reserved.
+
+THIS OPEN  SOURCE  AGREEMENT  ("AGREEMENT") DEFINES  THE  RIGHTS  OF USE,
+REPRODUCTION,  DISTRIBUTION,  MODIFICATION AND REDISTRIBUTION OF CERTAIN 
+COMPUTER SOFTWARE ORIGINALLY RELEASED BY THE UNITED STATES GOVERNMENT AS 
+REPRESENTED BY THE GOVERNMENT AGENCY LISTED BELOW ("GOVERNMENT AGENCY").  
+THE UNITED STATES GOVERNMENT, AS REPRESENTED BY GOVERNMENT AGENCY, IS AN 
+INTENDED  THIRD-PARTY  BENEFICIARY  OF  ALL  SUBSEQUENT DISTRIBUTIONS OR 
+REDISTRIBUTIONS  OF THE  SUBJECT  SOFTWARE.  ANYONE WHO USES, REPRODUCES, 
+DISTRIBUTES, MODIFIES  OR REDISTRIBUTES THE SUBJECT SOFTWARE, AS DEFINED 
+HEREIN, OR ANY PART THEREOF,  IS,  BY THAT ACTION, ACCEPTING IN FULL THE 
+RESPONSIBILITIES AND OBLIGATIONS CONTAINED IN THIS AGREEMENT.
+
+Government Agency: National Aeronautics and Space Administration
+Government Agency Original Software Designation: GSC-15354-1
+Government Agency Original Software Title:  GEOS-5 GCM Modeling Software
+User Registration Requested.  Please Visit http://opensource.gsfc.nasa.gov
+Government Agency Point of Contact for Original Software:  
+			Dale Hithon, SRA Assistant, (301) 286-2691
+```