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.