use /var/yxa/db as default mnesiadir since in reality, we used / before - not a very good default
use /var/yxa/db as default mnesiadir since in reality, we used / before - not a very good default


git-svn-id: 3f662d0c7823f96a484d6a9a7c90f2d7866b6747@781 e454d3dc-12ff-0310-9b8b-94264392205f

bernardd/yxa,bernardd/yxa,bernardd/yxa,bernardd/yxa