Merge remote branch 'origin/master' into contents

Merge remote branch 'origin/master' into contents

* origin/master: (41 commits)
  pass arguments properly to add_known_changes
  One o too much
  re-enable queue-report stuff
  allow setting in_queue
  quick fix up of queue-report for NEW
  if it isn't a dictionary, don't try and use it as one...
  fix variable name
  run on all queues and don't pass useless -v
  remove pointless verbose option
  not everything can be done in parallel...
  add back clean-suites
  Remove lockfile
  dinstall, unchecked
  functions
  buildd
  For now do not run process-upload in dinstall
  remove accepted references
  re-enable fingerprint importing
  honour No-Action and say what's going on
  move build queue cleaning to manage-build-queues
  ...