2.1.0

The signing key can be retrieved with below command:

    gpg --recv-keys 0x6855E493B5B2DF96E319BB6D16E2E1ACC6F51242

Changelog:-

-- Show a pop up notification when there are new emails.
-- Add a GUI option to show/hide a pop up notification.
-- Fix a bug that caused tray icon to not show up.
-- Add a log window to easily monitor network requrests and responses.