Migrate mxnet.io

[hyandell]

The mxnet.io DNS needs to transfer over to Apache. Additionally it should not be hosting any site content that isn't on Apache.

[thinksanky]

Done

[thinksanky]

@hyandell - can you explain more on this ? Currently mxnet.io opens apache.org domain.

[lupesko]

@thinksanky the server behind mxnet.io is returning a 301 (Perm Redirect) to another domain: http://mxnet.incubator.apache.org/
@hyandell is asking to move the mxnet.io domain ownership to Apache.

@hyandell the scope of this request is beyond the contents of this specific repo, and should be communicated to the owner of mxnet.io domain.