[seam-conversation/f17] (8 commits) ...Initial import (#877661).

[gil]

Summary of changes:

  55a5018... Initial import (#877661). (*)
  7fc2c72... Initial import (#877661). (*)
  2ad3264... Initial import (#877661). (*)
  03f8a3b... Initial import (#877661). (*)
  bbed4b6... Initial import (#877661). (*)
  6826199... Initial import (#877661). (*)
  f6f5b3d... Initial import (#877661). (*)
  037c81a... Initial import (#877661).

(*) This commit already existed in another branch; no separate mail sent