minor tweak in directory selector...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
updated todo and fixed default browser load path...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
added single ribbon mode (not final, not sure if we need to go between ribbons in this mode), and several tweaks...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>