added License & Copyright Info

LicenseCopyright.txt

@@ -0,0 +1,38 @@
+© 2020. Triad National Security, LLC. All rights reserved.
+This program was produced under U.S. Government contract 89233218CNA000001 for Los Alamos
+National Laboratory (LANL), which is operated by Triad National Security, LLC for the U.S.
+Department of Energy/National Nuclear Security Administration. All rights in the program are
+reserved by Triad National Security, LLC, and the U.S. Department of Energy/National Nuclear
+Security Administration. The Government is granted for itself and others acting on its behalf a
+nonexclusive, paid-up, irrevocable worldwide license in this material to reproduce, prepare
+derivative works, distribute copies to the public, perform publicly and display publicly, and to permit others to do so.
+Triad National Security, LLC as management and operations contractor for Los Alamos National Laboratory,
+plans to release the NexMD Software under an open source license at https://github.com/lanl/NEXMD. 
+This software was co-authored with several individuals that include Sebastian Fernandez Alberti as professor
+at Universidad Nacional de Quilmes (UNQ) and Adrian Roitberg as professor at the University of Florida (UF). 
+Triad acknowledges UNQ and UF’s role in co-authorship of the software.
+
+
+This program is open source under the BSD-3 License.
+Redistribution and use in source and binary forms, with or without modification, are permitted
+provided that the following conditions are met:
+1. Redistributions of source code must retain the above copyright notice, this list of conditions and
+the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions
+and the following disclaimer in the documentation and/or other materials provided with the
+distribution.
+
+3. Neither the name of the copyright holder 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.