Upgrade emulator to emu-master-dev build 3696197 am: c383a21820 am: 2020dc0d46 am: eb3ee3d12d
am: cc4b95e88c

Change-Id: I407e517a394a9c4c0ea7b10ba24f8d3c5f6ba342
tree: 283a3904940bb4a5f308eb4bca5ba5932e6a6a6c
  1. darwin-x86_64/
  2. linux-x86_64/
  3. .gitignore
  4. NOTICE
  5. README
  6. update_emulator.sh