This indicates a problem in the current removedeps function
(no version checking) for which Nagy proposed a fix here :
http://www.archlinux.org/pipermail/pacman-dev/2007-June/008539.html
But as he mentioned there, a better fix might be to use the checkdeps
function in the removedeps one.
Signed-off-by: Chantry Xavier <shiningxc@gmail.com>