Adds total frame counter to the footer

See merge request !1

The size is too small. I'll wait for the new graphical chart to do the
official release

Signed-off-by: neze <clement@neze.fr>

When using MacOS without gnu-readlink replacing readlink, the previous version
of the install script didn't work. This one should do the trick.

Signed-off-by: w2ak <w2ak@users.noreply.github.com>