Cosmetics

CMakeLists.txt

-# Pre-requisites about cmake itself
 #Start WOLF build
 MESSAGE("Starting WOLF CMakeLists ...")
-CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
+
+# Pre-requisites about cmake itself
+CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
 
 if(COMMAND cmake_policy)
   cmake_policy(SET CMP0005 NEW)