Version 0.21

  - Removed html tags from caller ID data returned by Google.
    (Only observed in messages from businesses)
    
Version 0.2

  - Increased MP3 encoding timeout from 10s to 60s for
    slower machines.
    
  - Fixed bug that prevented config.sh/config.bat from exiting.
  
  - Added sox and associated encode.sh/encode.bat scripts
    to fix problems caused by new .wav encoding from Vonage.
    
  - Added country question to setup.
  
  - Added ability to check for new versions and notify
    the user accordingly.
    
  - Added graceful handling of messages from unknown callers.
  
  - Minor cosmetic changes