docs folder and some fuse docs. closes #259

re https://github.com/jbenet/go-ipfs/pull/260, https://github.com/jbenet/go-ipfs/issues/259
> that version check has become unreliable, and may fail even if you are up-to-date.

We should fix this. It shouldn't ever fail with a correct version. Are you seeing this? (sorry if we talked about this before-- has been a while)