Add comment about reason for dependencies
<artifactId>slf4j-log4j12</artifactId>
<version>1.7.5</version>
</dependency>
+ <!-- snappy-java and metrics-core are included here
+ to be able to work with ZooKeeper 3.6.2 due to
+ class loading issues -->
<dependency>
<groupId>io.dropwizard.metrics</groupId>
<artifactId>metrics-core</artifactId>
