The License of database is changed. If you use v4, please read carefully LICENSE and EULA files.
After this version, we will update geoip database weekly.
Thanks to @valeriansaliou (#4) and @GitSquared (/GitSquared/node-geolite2-redist).
The most of the parts of LICENSE and EULA file copy from /GitSquared/node-geolite2-redist.