Use a standard gem structure and make ‘geoip2’ requirable.
Ignore .bundle
Add task to download free GeoIP2 database
Add test rake task
Ignore GeoIP2-City.mmdb
Add integration spec to make sure we get back UTF-8 strings
Return UTF-8 strings
Default rake to compile and test
Add console rake task
Add spec covering old and new behaviour
Add new values to the returned hash:

- continent_geoname_id
- country_geoname_id
- city_geoname_id
- continent_code
- postal_code
- time_zone
Raise with helpful error if database file cannot be found
Remove file from old location
Update Readme
Use correct value for integer return types
Add test for correctness of continent geoname_id
Merge pull request #14 from stevehodgkiss/add_new_return_values

Add more data to the returned hash