SEL32: Update Ping and ICMP support code to use correct packet size.
SEL32: Update SetupNet script to support latest Fedora release.
SEL32: Improve disk write speed.
SEL32: Add .tap file reassignent support in sel32_mt.c.
SEL32: update to current simh version.
SEL32: do some code cleanup on various modules.
SEL32: update HIO processing in sel32_chan.c.
SEL32: speed up mt handling in sel32_mt.c.
SEL32: Update SetupNet for network setup.