Rearranged chrome extension steps into a list

README.md

@@ -23,7 +23,12 @@ Now point your browser to `index.html` to open the application.
 ## Usage as as Chrome Extension
 
 If you would like to use this as a Chrome extension, you must either build it first or pull from the `gh-pages` branch, both described above.
+After that, follow these steps:
 
-After that, browse to `chrome://extensions/`.
+* Browse to `chrome://extensions/`
 
-Make sure 'Developer mode' has been checked. Then click 'Load unpacked extension...' to pop up a file-selection dialog. Select the `browser-solidity` folder, wherever it is placed on your computer.
+* Make sure 'Developer mode' has been checked
+
+* Click 'Load unpacked extension...' to pop up a file-selection dialog
+
+* Select your `browser-solidity` folder