- more preferences dialog work - making a preferences panel class for
handling of loading data from preferences and saving it again.
- preferences category tree generation from XML
- general tidy up.
- making Quit work properly so that we can shut down cleanly.
- center dialogs via new ManticoreDialog intermediate
- preferences dialog
- add project, resource and solution files for MSVC7
- coalesce namespaces for files and classes in subdirectories to
be the subdirectory name
- support pref branch creation
- initial bookmarks work.
