What is the Firefox Developer Edition and how is it different?

@alvera_smith 

Firefox Developer Edition (formerly known as Firefox Aurora) is a version of the Firefox web browser designed specifically for web developers. Some key differences between the Developer Edition and the standard Firefox browser include:

1. The Developer Edition is updated more frequently with new tools and features for web development.
2. It includes built-in tools for developers, such as a responsive design mode, an advanced CSS editor, and a JavaScript debugger.
3. The Developer Edition also includes the latest experimental features and technologies that may not yet be available in the standard version of Firefox.
4. The Developer Edition has a distinctive dark theme that sets it apart from the standard Firefox browser.

Overall, the Firefox Developer Edition is designed to make it easier and more efficient for web developers to create and test websites and web applications.