• Allow the RTDB emulator to hot-reload rules file on changes.
• Allows emulated Cloud Functions to talk to production RTDB/Firestore if the emulators are not running.
• Fixes an issue where internal logs would sometimes appear in stdout.
• Improves RTDB emulator support for JWT algorithms and arbitrary Google Cloud auth tokens.
• Fixes an issue where functions:shell logs could be double escaped.
• Fixes an issue with false noisy logging about emulators not running.
• Allow starting the RTDB or Firestore emulators with any project ID.