Updated Windows PLATFORMS.
Updated Windows PLATFORMS.

Removed VC 6, 7.1 and 8.0.  They are no longer supported.
Moved MinGW GCC 4.3.0 to Extras.  This port is still alpha.
Added VC9 x64 to Extras.



git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@33461 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot