diff --git a/CMake/FindGLEW.cmake b/CMake/FindGLEW.cmake
index 8de4220c0495feb032563df75142777c70c716e3..c54e3656c7f7844cb52d8cfa1b15258c515fa9b3 100644
--- a/CMake/FindGLEW.cmake
+++ b/CMake/FindGLEW.cmake
@@ -1,4 +1,30 @@
-# Courtesy of: https://raw.github.com/progschj/OpenGL-Examples/
+# File from https://github.com/progschj/OpenGL-Examples/
+#
+# ----------------------------------------------------------------------------
+# Copyright (c) 2012-2013 Jakob Progsch
+# Released under ZLib license:
+#
+# This software is provided 'as-is', without any express or implied warranty.
+# In no event will the authors be held liable for any damages arising from the
+# use of this software.
+#
+# Permission is granted to anyone to use this software for any purpose,
+# including commercial applications, and to alter it and redistribute it
+# freely, subject to the following restrictions:
+#
+# 1. The origin of this software must not be misrepresented; you must not
+#    claim that you wrote the original software. If you use this software in
+#    a product, an acknowledgment in the product documentation would be
+#    appreciated but is not required.
+#
+# 2. Altered source versions must be plainly marked as such, and must not be
+#    misrepresented as being the original software.
+#
+# 3. This notice may not be removed or altered from any source distribution.
+# ----------------------------------------------------------------------------
+#
+# NOTE: This file was removed from OpenGL-Examples project on 2013-11-01:
+#       https://github.com/progschj/OpenGL-Examples/commit/a100ce1ec6f5f6acf6ba3a3279cd3b3b91775b20
 #
 # Try to find GLEW library and include path.
 # Once done this will define
@@ -6,7 +32,7 @@
 # GLEW_FOUND
 # GLEW_INCLUDE_PATH
 # GLEW_LIBRARY
-# 
+#
 
 IF (WIN32)
 	FIND_PATH( GLEW_INCLUDE_DIR GL/glew.h
@@ -52,6 +78,6 @@ IF (GLEW_INCLUDE_DIR AND GLEW_LIBRARY)
 ENDIF ()
 
 INCLUDE(${CMAKE_ROOT}/Modules/FindPackageHandleStandardArgs.cmake)
-FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLEW 
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLEW
   REQUIRED_VARS GLEW_LIBRARY GLEW_INCLUDE_DIR
   VERSION_VAR GLEW_VERSION_STRING)
diff --git a/CMake/FindOpenThreads.cmake b/CMake/FindOpenThreads.cmake
index 1c8c7a8e361a64d2a39b2ce3d3cd60f475c2e749..e57dff2ce667c6dceec96a49d55f011a0926877d 100644
--- a/CMake/FindOpenThreads.cmake
+++ b/CMake/FindOpenThreads.cmake
@@ -25,6 +25,7 @@
 
 #=============================================================================
 # Copyright 2007-2009 Kitware, Inc.
+# Copyright 2009-2017 Centre National d'Etudes Spatiales (CNES)
 #
 # Distributed under the OSI-approved BSD License (the "License");
 # see accompanying file Copyright.txt for details.
@@ -33,14 +34,6 @@
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 # See the License for more information.
 #=============================================================================
-# Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
-# See OTBCopyright.txt for details.
-#
-#
-#     This software is distributed WITHOUT ANY WARRANTY; without even
-#     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
-#     PURPOSE.  See the above copyright notices for more information.
-#=============================================================================
 # (To distribute this file outside of CMake, substitute the full
 #  License text for the above reference.)
 
@@ -90,7 +83,7 @@ if(EXISTS "${OPENTHREADS_INCLUDE_DIR}/OpenThreads/Version")
   string(REGEX REPLACE ".*# *define +OPENTHREADS_MAJOR_VERSION +([0-9]+).*" "\\1" OPENTHREADS_VERSION_MAJOR "${_openthreads_version_CONTENTS}")
   string(REGEX REPLACE ".*# *define +OPENTHREADS_MINOR_VERSION +([0-9]+).*" "\\1" OPENTHREADS_VERSION_MINOR "${_openthreads_version_CONTENTS}")
   string(REGEX REPLACE ".*# *define +OPENTHREADS_PATCH_VERSION +([0-9]+).*" "\\1" OPENTHREADS_VERSION_PATCH "${_openthreads_version_CONTENTS}")
-  
+
   set(OPENTHREADS_VERSION "${OPENTHREADS_VERSION_MAJOR}.${OPENTHREADS_VERSION_MINOR}.${OPENTHREADS_VERSION_PATCH}")
   math(EXPR OPENTHREADS_VERSION_NUMBER
     "((${OPENTHREADS_VERSION_MAJOR})*100+${OPENTHREADS_VERSION_MINOR})*100+${OPENTHREADS_VERSION_PATCH}")