Revert "Bump maven-enforcer-plugin from 3.0.0-M3 to 3.0.0 (#130)"
Revert "Bump maven-enforcer-plugin from 3.0.0-M3 to 3.0.0 (#130)"

Revert to maven-enforcer-plugin 3.0.0-M3 due to https://issues.apache.org/jira/browse/MENFORCER-394

This reverts commit eee54f13dd535aa9fd5b463adfb4c2b5af43a7bb.

dropwizard/dropwizard-discovery