Add tests to make sure read() and fread() work right on closed pipes.

msvcrt/tests: When compiling with Visual C++ 2005, one must define _CRT_NON_CONFORMING_SWPRINTFS otherwise swprintf() takes an extra parameter.

This accidentally came out and should not have.  Thanks to Eric Kohl
for pointing this out to me.

msi/tests: automation: Test Installer::Products before and after InstallProduct, check product is not/is installed.