Merge changes I66e40b4b,I599a2ff9,I7c210623

* changes:
  [PT16] Simplification of sendProxyBroadcast.
  [PT15] Tiny bugfix in setGlobalProxy
  [PT14] No-op refactoring of sendProxyBroadcast
tree: e2717f299fd64e6c71b0484b1934e4263504e969
  1. core/
  2. services/
  3. tests/