Merge pull request #992 from gromero/for-review

Bump minimum required CMake version

CMakeLists.txt

@@ -1,5 +1,5 @@
 # Determines what CMake APIs we can rely on
-cmake_minimum_required (VERSION 2.8.11)
+cmake_minimum_required (VERSION 2.8.12)
 if (${CMAKE_VERSION} VERSION_GREATER 3.2.2)
   cmake_policy(VERSION 3.2.2)
 endif()