added a during scroll callback to scroller...

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

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
added keyboard shortcut to toggle themes...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
made swipe up/down go into ribbon...

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