Geo-Postcode documentation

• Geo-Postcode - README
• Geo-Postcode - Changes
• Geo-Postcode - META.yml
• Geo-Postcode Makefile.PL
• Geo::Postcode - UK Postcode validation and location  [view source]
• Geo::Postcode::Location - helper class for Geo::Postcode that handles grid reference lookups  [view source]