Code-base update plus corrections.

Included msw resource in builds so correct button and control
appearances are finally used in Songbird.

Finished about dialog and working on language selection.

To do: Finish language selection dialog with selecting available
languages, change songbird.xml to startup next time in new language.
Find way to populate dropdown with available languages - or use file
selection to select specific xml file manually. Add all available
languages to string in songbird.xml?