reorganize config and inventory files

Signed-off-by: Richard Marko <rmarko@fedoraproject.org>
add vim & sudo to common packages, update TODO

Signed-off-by: Richard Marko <rmarko@fedoraproject.org>
handle varnish 4.0

- uses vcl4 incompatible with vcl3

Signed-off-by: Richard Marko <rmarko@fedoraproject.org>
allow providing custom certificates

Signed-off-by: Richard Marko <rmarko@fedoraproject.org>