Beta BIOS BD7_7B.B03 for BD7/BD7-RAID

1. Raise the adjustable CPU Core Voltage for Pentium4 processors.
2. Support P4 2.4G(100) CPU.
3. Support P4 Celeron CPU.
4. Fix occasional no POST with debug code 26 issue while "Fixed PCI=33"
   option was enabled in SoftmenuIII.
5. HPT 37x BIOS version 2.31. The RAID function is for BD7-RAID
   only. This BIOS version is also for non RAID boards and HPT BIOS
   will be automatically disabled while RAID controller chip not
   detected.
6. BIOS compile date: 5/2/2002.