v0.10.9-rc.1

Full Changelog

• Fix DM avatar
  #706
• Lazy loading: avoid loading members at initial sync for e2e rooms
  #699
• Improve setRoomEncryption guard against multiple m.room.encryption st…
  #700
• Revert "Lazy loading: don't block on setting up room crypto"
  #698
• Lazy loading: don't block on setting up room crypto
  #696
• Add getVisibleRooms()
  #695
• Add wrapper around getJoinedMemberCount()
  #697
• Api to fetch events via /room/.../event/..
  #694
• Support for room upgrades
  #693
• Lazy loading of room members
  #691
  BREAKING CHANGE

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• MatrixClient::startClient now returns a Promise. No method should be called on the client before that promise resolves. Before this method didn't return anything.