The contents of this directory are used to deploy the application as a web browser plugin. The following references are relevant to the technologies used here: "Plugins," Mozilla Developer Center, last modified August 23, 2009, https://developer.mozilla.org/en/Plugins. "Shipping a plugin as an extension," Mozilla Developer Center, last modified June 2, 2008, https://developer.mozilla.org/en/Shipping_a_plugin_as_an_extension.