Upgrade to Jersey 2.14
Upgrade to SLF4J 1.7.9
Upgrade to async-http-client 1.9.3
Upgrade to Netty 3.10.0.Final
Upgrde to Jackson 2.4.4 (test-scope only)
Add SLF4J Simple Logger for tests
Replace Jersey parent POM with Sonatype OSS parent
Add Travis CI configuration