Made some lists in the wizard double-click enabled.
Added a warning if password settings are changed for an existing backup.
Filters are now first-touch, as that is more efficient.
Added a filter interface, because regular expressions are very inefficient if they contain more than a thousand subgroups.
Restore now works as expected.
git-svn-id: https://duplicati.googlecode.com/svn/trunk@86 59da171f-624f-0410-aa54-27559c288bec