Suppress CMake policy warning (CMP0048)

As suggested in #2150.

Author: mbrobbel

CMakeLists.txt

@@ -3,6 +3,10 @@
 
 cmake_minimum_required(VERSION 2.8.8)
 
+if (POLICY CMP0048)
+  cmake_policy(SET CMP0048 NEW)
+endif (POLICY CMP0048)
+
 project(googletest-distribution)
 set(GOOGLETEST_VERSION 1.9.0)
 
@@ -16,10 +20,6 @@ else()
   endif()
 endif()
 
-if (POLICY CMP0048)
-  cmake_policy(SET CMP0048 NEW)
-endif (POLICY CMP0048)
-
 enable_testing()
 
 include(CMakeDependentOption)