Changelog

2.1.0

Convert to send address - turn a selected recipient into a reverse alias straight from the right-click menu or with a keyboard shortcut (Alt+Shift+S)
Delete your Duck account - you can now delete your DuckDuckGo account directly from Qwacky
Remove account local data - delete an account's saved addresses and reverse aliases from this device and from sync, without touching your DuckDuckGo account
Appearance settings - pick a light, dark, or system theme and switch between 12-hour and 24-hour time
Import from a text file - bulk-import existing @duck.com addresses from a plain .txt list, one per line

DuckDuckGo sign-in - logging in at duckduckgo.com/email no longer gets stuck when Qwacky is installed
Firefox references - Firefox builds now point to Firefox Add-ons and describe sync storage correctly instead of showing Chrome and Google
Support link - the heart icon and About page now open the correct readme section

Manage your Duck account - the "Change forwarding address" button is now "Manage your Duck account", where you can change your forwarding address or delete your account
Theme moved to settings - the theme picker lives in the new Appearance section instead of the header