Some window managers don't allow minimizing dialog windows.

The previous code does not function on Snow Leopard, and does not conform
to Apple's documentation. This fix should function on all versions of OS X
later than 10.2.

winex11.drv: Simulate pressing Alt+F4 instead of clicking the caption Close button when handling the WM_DELETE_WINDOW event.

Also use the existing resource ID defines.

In some storage files, the size of this stream is not a multiple of the big
block size. This means that we may need to enlarge the stream even when we
don't really have to allocate more space for it.

usp10: Apply all the GSUB features specified in Microsofts Typesetting documentation for Arabic Shaping.

This reverts commit aff0eac2. The RGB
values are already alpha values, they don't need to be pre-multiplied.

The Star Trek: Armada II demo tries to install a Windows 95 winsock 
redist if the detected ws2_32.dll version is too old.