build for aarch64
fix unconditional "dist" RPM macro reference in Release field
ensure booth-arbitrator service will get restarted when it fails

build for ppc64le

fix an issue with identity self-determination based on match
part-of-the-address-only match preceded a possible
fix a crash when running booth without determined identity
make patches be applied using "git am" rather than "git apply"

update per the the current upstream, most notably the support for
glue alternatives has been accepted (separate patches no
make the main (envelope) package properly require the subpackages
add patches allowing for live_test.sh using pcs
allow building also against s390x architecture

update per the changesets recently accepted by the upstream

update a subset of out-of-tree patches per
216936987
pre-inclusion cleanups in the spec (apply systemd scriptlet operations
arbitrator, avoid overloading file implicitly considered %doc

initial build