Merge topic 'cmake-2.8.2-required'

  CMake 2.8.2 is now required to build CTK

CMakeLists.txt

@@ -18,7 +18,7 @@
 #
 ###########################################################################
 
-CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
+CMAKE_MINIMUM_REQUIRED(VERSION 2.8.2)
 
 #-----------------------------------------------------------------------------
 # See http://cmake.org/cmake/help/cmake-2-8-docs.html#section_Policies for details