404s for images in latest post

[michaelsbradleyjr]

As published here:

http://dmlc.ml/rstats/2016/08/19/recurrent-models-and-examples-with-mxnet-r.html

The image links seem to be pointing to the wrong places. I'm getting "missing image" placeholders and 404s if I try to load the images directly.

[mli]

fixed