Fix maven-site-plugin reporting
Upgrade to Netty 3.9.3.Final
Upgrade to Glassfish HK2 2.3.0
Upgrade to TestNG 6.8.8
Upgrade to Jackson 2.4.2
Upgrade to SLF4J 1.7.7
Upgrade to Apache HttpClient 4.3.5
Upgrade to Apache Commons Codec 1.9
Upgrade to Apache Commons Email 1.3.3
Upgrade to JCommander 1.35
Upgrade to Reflections 0.9.9-RC2
Remove explicit version declarations in graylog2-rest-routes
Upgrade to MongoDB Java Driver 2.12.3