Adds threading support (by Miklos Fazekas, Vlad Losev, and Chandler Carruth); adds wide InitGoogleTest to gtest.def (by Vlad Losev); updates the version number (by Zhanyong Wan); updates the release notes for 1.5.0 (by Vlad Losev); removes scons scripts from the distribution (by Zhanyong Wan); adds the cmake build script to the distribution (by Zhanyong Wan); adds fused source files to the distribution (by Vlad Losev and Chandler Carruth).

src/gtest.cc

@@ -342,7 +342,7 @@ void AssertHelper::operator=(const Message& message) const {
 }
 
 // Mutex for linked pointers.
-Mutex g_linked_ptr_mutex(Mutex::NO_CONSTRUCTOR_NEEDED_FOR_STATIC_MUTEX);
+GTEST_DEFINE_STATIC_MUTEX_(g_linked_ptr_mutex);
 
 // Application pathname gotten in InitGoogleTest.
 String g_executable_path;