empty check in bogon function

fixed empty ip check

bump 3.4.0

bump 3.3.0

bump 3.2.0

bump to 3.1.1

Bump to 3.1.0

Merge pull request ipinfo#50 from ipinfo/uman/relay-service-fields

Add relay & service fields.

add bogon/anycast fields to Core & bump to 3.0.1.

Closes ipinfo#48

fix how we generate entrypoint from typescript.

this causes us to change how we import from commonjs.