Update copyright years to the project's lifetime

le-interface/pacote/usr/local/bin/le-fix-wallpaper.sh

le-interface/pacote/usr/local/bin/le-interface-cashew.sh

...face/pacote/usr/local/bin/le-interface-config-recovery.sh

le-interface/pacote/usr/local/bin/le-interface-kwin.sh

le-interface/pacote/usr/local/bin/le-interface-menus.sh

le-interface/pacote/usr/local/bin/le-interface-network.sh

le-interface/pacote/usr/local/bin/le-interface-via-fix.sh

le-interface/pacote/usr/local/bin/le-konqueror.sh

le-interface/pacote/usr/local/bin/le-printer-manager.sh

le-interface/pacote/usr/local/bin/le-soundconfig.sh

le-kdm-theme/pacote/DEBIAN/postrm

le-kdm-theme/pacote/DEBIAN/preinst

le-light-base/pacote/DEBIAN/postinst

le-light-base/pacote/DEBIAN/postrm

le-light-base/pacote/DEBIAN/preinst

le-light-base/pacote/etc/init.d/le-setbiostime

le-light-base/pacote/usr/bin/le-squeak

le-light-base/pacote/usr/sbin/le-freeze.sh

le-light-base/pacote/usr/sbin/le-logger

le-light-edubar/pacote/DEBIAN/postinst