docs: def loadBrowsers():
          """ Loads all installed and supported browsers into BrowserCookies.browsers
          
          Loops through all classes that subclass BrowserCookies and checks the installed
          attribute. If the browser is installed, it's instance is loaded into
          BrowserCookies.browsers in the format of browsers[browser.name] = browser
          """
          for browser in BrowserCookies.__subclasses__():
              if browser.installed:
                  BrowserCookies.browsers[browser.name] = browser