Merge pull request #214 from dneto0/cmake-3.0-in-build-headers

Update to CMake 3.0
diff --git a/tools/buildHeaders/CMakeLists.txt b/tools/buildHeaders/CMakeLists.txt
index c624151..fa7ef50 100644
--- a/tools/buildHeaders/CMakeLists.txt
+++ b/tools/buildHeaders/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.0)
 
 set(CMAKE_INSTALL_PREFIX "install" CACHE STRING "prefix" FORCE)