Updated dnsjava version to 3.3.1

Changelog

• Updated dnsjava to the version 3.3.1
• Fixed MOTD parser for 1.7 format

Maven

<repository>
    <id>nurio-repo</id>
    <url>https://nurio.me/repo/mvn/</url>
</repository>

<dependency>
    <groupId>me.nurio.minecraft</groupId>
    <artifactId>pinger</artifactId>
    <version>0.0.2</version>
    <scope>compile</scope>
</dependency>