Changelog:

• Allow users to choose their own username (FMD ID) (!84)
  
• Clicking "Esc" now closes the "delete pin" dialog (!82)
  
• Fix no push being sent in "account locked" situation (!81)
  
• More helpful message when the server has not yet stored any locations (!80)
  
• Disable locateOlder button at index 0 (!78)
  
• Improved protocol. Commands sent to the phone are now signed to authenticate them.