Upstreamed patches add-ethernet-prop-for-vpn-to-dbus.patch and pppd-2.5.patch removed
add-ethernet-prop-for-vpn-to-dbus.patch
pppd-2.5.patch
However, while libppp-compat.h is in the git repo, it seems to be missing from the release tarball, so patching to add that back in.
libppp-compat.h