Building the gtest.lib in VS 2010

Convert solution and projects in msvc folder to VS 2010.

Build the solution in release mode and the gtest.lib appears in this folder:  ...\gtest-1.5.0\msvc\gtest\Release\

Building the solution in debug mode will give you a gtestd.lib in this folder:  ...\gtest-1.5.0\msvc\gtest\Debug\