make the man page for pmUnpackEventRecords match the code
and document how event.flags and event.missed are used
change PM_ER_FLAG_MISSED to PM_EVENT_FLAG_MISSED and be more
strict about checking that when this bit is set, no other
bits are set in the flags field of a packed event record
clean up the byte-swabbing code dealing with packed event
arrays in PDUs
Another round of event record changes
These ones follow Nathan's review ...