feat(sys-fs/udev) remove package as portage-stable has newer version
feat(media-libs/libpng) remove as portage-stable has new version
feat(sys-apps/pv) remove as portage-stable has newer version
feat(net-firewall/iptables) remove as portage-stable has newer version
feat(net-libs/neon) remove as portage-stable has newer versions
feat(net-misc/curl) remove as portage-stable has newer version