Makes the Python tests more portable by calling standard functions to interpret the result of os.system().  This could fix the broken Python tests on some users' machines.

Adds suffix 'd' to gtest's libs on Windows.  Also fixes gtest_unittest on non-English Windows.  By balazs.dan@gmail.com.

Improves thread-safe death tests by changing to the original working directory before they are executed; also fixes out-dated comments about death tests.

Adds support for type-parameterized tests (by Zhanyong Wan); also adds case-insensitive wide string comparison to the String class (by Vlad Losev).

Makes Google Test compile on Mac OS X and Cygwin, and adds project files for Microsoft Visual Studio.