Use new copyright and license files files from TriBITS

* Removed Copyright.txt file from MockTrilinos: That directory should never
  live outside of the TriBITS repo so it does not need its own Copyright.txt
  file since we don't generate a <Project>_version.h header file for
  MockTrilinos.

tribits/examples/TribitsExampleProject/Copyright.txt

@@ -1,38 +1,8 @@
-# @HEADER
-# ************************************************************************
-#
-#            TriBITS: Tribal Build, Integrate, and Test System
-#                    Copyright 2013 Sandia Corporation
-#
-# Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
-# the U.S. Government retains certain rights in this software.
-#
-# 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 Corporation nor the names of the
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "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 SANDIA CORPORATION OR THE
-# 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.
-#
-# ************************************************************************
-# @HEADER
+            TriBITS: Tribal Build, Integrate, and Test System
+                        Copyright (c) 2013 NTESS
+
+Copyright 2013 National Technology & Engineering Solutions of Sandia,
+LLC (NTESS). Under the terms of Contract DE-NA0003525 with NTESS, the
+U.S. Government retains certain rights in this software.
+
+Copyright the TriBITS contributors.

tribits/examples/TribitsExampleProject/LICENSE

@@ -1,6 +1,31 @@
-TribitsExampleProject is part of the TriBITS system and is provided under a
-very liberal 3-clause BSD-like license that is described in the file
-~/Copyright.txt.  All of the software under this directory is subject to the
-conditions of this license by default unless otherwise noted in the individual
-files or directories.  In particular, there are no files that violate GPL or
-any other licnese agreements that would limit distribution.
+SPDX-License-Identifier: BSD-3-Clause
+
+Copyright (c) 2013 NTESS and the TriBITS contributors.
+
+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.