- Deprecate PCIR_MAPS under BURN_BRIDGES (meaning it will be gone in 6.0)   and replace it with the more intuitive name PCIR_BARS. - Add a PCIR_BAR(x) macro that returns the config space register offset of   the 32-bit BAR x.
- Deprecate PCIR_MAPS under BURN_BRIDGES (meaning it will be gone in 6.0)
  and replace it with the more intuitive name PCIR_BARS.
- Add a PCIR_BAR(x) macro that returns the config space register offset of
  the 32-bit BAR x.

MFC after:	3 days

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase