If you receive a message saying the installer cannot be opened because it is from an unidentified developer follow these steps:
1) Open System Preferences
2) Choose “Security & Privacy”
3) Click the “General” tab
4) Click the lock icon in the bottom left corner to unlock the settings.
5) Choose “Anywhere” for “Allow applications downloaded from:”
6) Accept the security warning and allow.
7) Run the Mogees installer again.