Merge pull request #9 from NREL/add-license

Create LICENSE

Author: bpalmintier

LICENSE

@@ -0,0 +1,71 @@
+BSD 3-Clause License (NREL variant) 
+
+Copyright (c) 2018, National Renewable Energy Laboratory
+All rights reserved.
+
+NOTICE: This software was developed at least in part by Alliance for 
+Sustainable Energy, LLC (“Alliance”) under Contract No. DE-AC36-08GO28308 
+with the U.S. Department of Energy and the U.S. Government retains for itself
+and others acting on its behalf a nonexclusive, paid-up, irrevocable worldwide
+license in the software to reproduce, prepare derivative works, distribute 
+copies to the public, perform publicly and display publicly, and to permit 
+others to do so.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice, 
+  the above government rights notice, this list of conditions and the 
+  following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright notice, 
+  the above government rights notice, this list of conditions and the 
+  following disclaimer in the documentation and/or other materials provided
+  with the distribution.
+
+* The name of the copyright holder, contributors, the United States Government,
+  the United States Department of Energy, or any of their employees may not 
+  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, CONTRIBUTORS, UNITED STATES
+GOVERNMENT OR UNITED STATES DEPARTMENT OF ENERGY, NOR ANY OF THEIR EMPLOYEES, 
+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.
+
+-------
+Portions of this code originally derived from the "adp-toolbox," licensed under
+a BSD2- clause license with the following text:
+
+BSD 2-Clause License
+
+Copyright (c) 2012, Massachusetts Institute of Technology and Bryan Palmintier
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice, this
+  list of conditions and the following disclaimer.
+
+* 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.
+
+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.