util: new-file-dialog -> choose-file
improved open/save dialogs
don't start new thread in "update-player"
choose-file fixes file endings on save
add file endings in parens in filefilters
file endings for saving
remove insets & gaps for parameter-view
redraw score before everything else
proper parameter draw scaling
set edit-note background to white and set opaque to true

(may fix osx issue)