XSD: slight dataview code move/refactoring.
XSD: signals about data modifying requests.
XSD: handleModifyRequested().
XSD: fixed connection declaration.
XSD: SetData() helper method.
XSD: show existing values on Modify in dataviews.
Azoth: handle custom status modifies.
Merge branch 'master' of github.com:0xd34df00d/leechcraft