minor edits to @djs55's block^H^H^Hblog post
Merge pull request #20 from mor1/master

correcting deprecated use of mirage-xen switch per /mcclurmc
Merge pull request #21 from mor1/master

[install] missing ubuntu/debian deps
Add a wiki page describing how to compile 'xen-disk'

Note we can use the packages in the main opam-repository, no need
to use a development remote now.
Merge pull request #22 from djs55/add-wiki-xen-block-devices

Add a wiki page describing how to compile 'xen-disk'