commit bc0f878abe02fe85392c3aca3f8af7cc098548e1
Author: Björn Esser <me@besser82.io>
Date:   Sun Apr 3 11:21:47 2016 +0200

    do not include gtest_src_dir

diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index c698af4..5269eb7 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -8,7 +8,7 @@ IF(GTESTSRC_FOUND)
         set(gtest_force_shared_crt ON)
     endif()
 
-    add_subdirectory(${GTEST_SOURCE_DIR} ${CMAKE_BINARY_DIR}/googletest)
+#   add_subdirectory(${GTEST_SOURCE_DIR} ${CMAKE_BINARY_DIR}/googletest)
     include_directories(${GTEST_INCLUDE_DIR})
 
     set(TEST_LIBRARIES gtest gtest_main)