docs: Add Emulator Console authentication feature am: baa20c572c  -s ours am: f8ec668262
am: f0e6b1ae83

* commit 'f0e6b1ae83bf62b54864c9ddf63d7a76e17dc122':
  docs: Add Emulator Console authentication feature

Change-Id: I81aa710f3e502cdc9c0de211d21e338f5ca5edd7