[$] 32-Bit x86 support in Fedora

<p>An under-the-radar proposal to stop building i686 kernels for Fedora led toa discussion about dropping support for 32-bit x86 hardware. Any of thehardware that needs these kernels is quite old, but participants in athread on the Fedora devel mailing list noted that those systems stillexist-some run Fedora. As the discussion progressed, though, it becameclear that the Fedora i686 kernel has been in rough shape for some time now.