Squashed 'docs/_esnet/' content from commit cb798e0

git-subtree-dir: docs/_esnet
git-subtree-split: cb798e042c8f956f9472d980279f3feb0789493a
Merge commit '4d1aaddd98d5e75b9578e995e210854f7907811b' as 'docs/_esnet'
Initializing documentation directory
Adding documentation from old wiki pages
Merge branch 'master' of https://github.com/esnet/maddash