Update README.md

Author: mymindstorm

README.md

@@ -4,7 +4,7 @@
 
 > Authenticator generates 2-Step Verification codes in your browser.
 
-## Available for Chrome and Firefox
+## Available for Chrome, Firefox, and Microsoft Edge
 
 [<img src="https://raw.githubusercontent.com/wiki/Authenticator-Extension/Authenticator/readme-images/chrome-web-store.png" title="Chrome Web Store" width="170" height="48" />](https://chrome.google.com/webstore/detail/authenticator/bhghoamapcdpbohphigoooaddinpkbai) [<img src="https://raw.githubusercontent.com/wiki/Authenticator-Extension/Authenticator/readme-images/firefox-add-ons.png" title="Firefox Add-ons" width="170" height="48" />](https://addons.mozilla.org/en-US/firefox/addon/auth-helper?src=external-github) [<img src="https://raw.githubusercontent.com/wiki/Authenticator-Extension/Authenticator/readme-images/microsoft-store.png" title="Microsoft Store" height="48">](https://www.microsoft.com/store/apps/9P0FD39WFFMK?ocid=badge)