[CMake] add the copyright information in FindMKL

scripts/cmake/cmake/FindMKL.cmake

@@ -7,6 +7,11 @@
 # Results
 # - MKL_INCLUDE_DIR
 # - MKL_LIBRARIES
+#
+# Copyright (c) 2012-2016, OpenGeoSys Community (http://www.opengeosys.org)
+# Distributed under a Modified BSD License.
+# See accompanying file LICENSE.txt or
+# http://www.opengeosys.org/project/license
 
 # Lookg for MKL root dir
 if (NOT MKL_DIR)