Restored sources and javadoc jar to maven deploy which are needed for the maven repository.
Restored sources and javadoc jar to maven deploy which are needed for the maven repository.

ffdybuster/etcd4j,lburgazzoli/etcd4j,armstrongli/etcd4j,jurmous/etcd4j,armstrongli/etcd4j,jurmous/etcd4j,lburgazzoli/etcd4j