RFC1918 conformance

Right now it checks for:
         >= 64/8 && <= 127/8
   > 211/8
         RFC1918 set of prefixes

    --Tony

Andrew Partan <asp@partan.com> writes:
  * > This would be good as I report each week in my report possible bogus
  * > routes but no one seems to care to filter (or fix this). Today it says: