Google Contacts 0.5.00

Google Contacts 0.5.00 is now available for download. It includes the following changes:

• Added: Convert Thunderbird and Gmail's address field and synchronize them (disabled by default)
  
• Added: Implement UI to custmize backup options
• Added: Gmail's system groups are synchronized
  
• Fixed: Some contacts will not synchronized when you synchronize more than 100 contacts by Batch mode
• Changed: Show alert when contacts will be deleted by default
• Fixed: Fails to retrieve password for an account
• Added: Clear all prefs when it is uninstalled
• Changed: Disable a functionality which excludes an account from sync accounts when its address book is removed
• Fixed: Fails to synchronize Gmail groups which include non-ASCII characters
• Fixed: Adding and removing email from a mail list is not synchronized

It includes fixes of serious problems. I recommend all users to update.