-Add workaround for use of Etherboot UNDI stack from git tree
-Add workaround for UNDI drivers that do not call the undi open call before attempting to use defive from git tree
-Change ProxyDHCP broadcast to go to port 67 (from git tree)
-Enable use of DHCP options when BOOTP fields are not present
-Report UNDI device to driver as a more standard interface type
-Workaround malformed OACK packets sent by certain PXE servers
-Avoid a spurious IRQ
-Add fix for e1000 driver
-Have the UNDI stack report UNDI capabilities
-Fix some places where interrupt handlers did not use iret to return
