Remove more vardir/etcdir instances

Signed-off-by: Jon Ludlam <jonathan.ludlam@eu.citrix.com>
Never no events!

Signed-off-by: Jon Ludlam <jonathan.ludlam@eu.citrix.com>
More removal of ETCDIR and VARDIR

Signed-off-by: Jon Ludlam <jonathan.ludlam@eu.citrix.com>
More sensible memory for dom0

Signed-off-by: Jon Ludlam <jonathan.ludlam@eu.citrix.com>