Remove Hikey targets and unsupported build configs

Remove Hikey family build targets and a few unsupported
build configs like the experimental AVF support. Also
revert vendor-package support and move back to locally
hosted firmware binaries.

Change-Id: Ia6026643e3586a055ad4724de5f38cb06d5341d8
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
73 files changed