GitLab

Adds sample4_unittest to scons (by Vlad Losev); adds logic for getting the thread count on Mac (by Vlad Losev); adds HasFailure() and HasNonfatalFailure() (by Zhanyong Wan).

Fixes a MSVC warning (by Vlad Losev); fixes SConscript to work with VC 7.1 and exceptions enabled (by Zhanyong Wan).

Simplifies implementation by defining a POSIX portability layer; adds the death test style flag to --help.

Cleans up death test implementation (by Vlad Losev); changes the XML format to be closer to junitreport (by Zhanyong Wan).

Implements death tests on Windows (by Vlad Losev); enables POSIX regex on Mac and Cygwin; fixes build issue on some Linux versions due to PATH_MAX.

Updates the definitions of GTEST_HAS_EXCEPTIONS and GTEST_HAS_STD_STRING to be C++ standard compliant.

Adds tests for EXPECT_FATAL_FAILURE and reduces the golden file bloat (by Zhanyong Wan).  Fixes more warnings on Windows (by Vlad Losev).

Fixes the bug where the XML output path is affected by test changing the current directory.  By Stefan Weigand.

Improves compatibility with cygwin by making the definition of GTEST_HAS_GLOBAL_WSTRING correct on this platform.