[aur-general] Removal request

icecat-ka --- Orphan, outdated, no longer available upstream. https://aur.archlinux.org/packages.php?ID=38420 icecat-oc --- Orphan, outdated, no longer available upstream. https://aur.archlinux.org/packages.php?ID=38433 savekernel --- Orphan, outdated, no longer available upstream. https://aur.archlinux.org/packages.php?ID=15004 skulltag-x86_64 --- Orphan, replaced by skulltag package that now supports also 64bit. https://aur.archlinux.org/packages.php?ID=40360