Merge pull request #2 from ESCOMP/fischer/python_LICENSE

Add license file.

LICENSE.TXT

@@ -0,0 +1,43 @@
+Copyright (c) 2017, University Corporation for Atmospheric Research (UCAR)
+All rights reserved.
+  and
+Copyright (c) 2017, Sandia Corporation. 
+Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
+the U.S. Government retains certain rights in this software.
+  and
+Copyright (c) 2017, UChicago Argonne, LLC, All Rights Reserved 
+under Contract No. DE-AC02-06CH11357 with the Department of Energy
+
+Developed by:
+              University Corporation for Atmospheric Research - National Center for Atmospheric Research
+              https://www2.cesm.ucar.edu/working-groups/sewg
+                and
+              DOE BER E3SM project team members, including those at SNL and ANL
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the "Software"),
+to deal with the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom
+the Software is furnished to do so, subject to the following conditions:
+
+    - Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimers.
+    - Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimers in the documentation
+      and/or other materials provided with the distribution.
+    - Neither the names of UCAR or Sandia Corporation,
+      nor the names of its contributors may be used to endorse or promote
+      products derived from this Software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.