Re-formatted to use spaces instead of tabs
Added IntelliJ files to ignore list
Upgraded Jetty to 9.0.x and servlet version to 3.0.x
Made SSL keystore path and password configurable via BuildConfig.groovy of the application using this plugin.
Added a Readme file.
Upgraded Jetty to 9.1. However, this plugin is still unusable at this point due to the fact that Grails 2.4.0.RC1 (the latest as of this writing) doesn't ship with Servlet API 3.1.