wrpc-sw.git:
1c12022f (HEAD -> spec7_proposed_master) slightly wider tolerance avoids endless sampling and no link up
09798d30 (origin/spec7_master, origin/peter_210324_spec7_wrpc-v5, spec7_master) add safe tx phase offset for SPEC7

ppsi.git:
58d7be56 (HEAD) implement pre- and post-pll_lock spec7 function call
4ea2853b incremented mode master lock timeout
dc1c7d26 (origin/tom-wrpc-v5.0) arch-wrpc: use new endpoint API

