Merge remote-tracking branch 'qmp/queue/qmp' into staging

* qmp/queue/qmp:
  hmp: fix bad value conversion for M type
  hmp: expr_unary(): check for overflow in strtoul()/strtoull()
  vl: drop is_suspended variable
  runstate: introduce suspended state
  qapi-schema.json: fix RunState enums alphabetical order
  wakeup on migration