Glusterd2

Note: As of early 2019, development on GD2 has stopped and is no longer maintained. The GD2 developers and maintainers, including me, have moved on to other projects. The Gluster-4.0 release is here, one of the most important releases for the Gluster community in quite some time. The bump in the major version is being brought about by a few new changes, namely a change in the on-wire protocol, and the new management framework, GlusterD2 (GD2 for short)....