- Add method "addJettyHandler" to JettyBootstrap class
- Add listener on WebApp to logs events (starting, started, failure,
stopping and stopped)
- Add methods toString, addJettyLifeCycleListener and
removeJettyLifeCycleListener on handlers
- Add Abstract Handler class who permit to add listener, remove listener
and toString
- Add HandlerListenerUtil to convert own handlers with Jetty Handlers
and to get a default log listener