fixed problem that pending uninstalled bundles waiting for deps will be started as soon as the deps are available. That led to an exception that the bundle was already uninstalled. Now the file monitor is watching for bundle uninstall events and will remove those bundles from the list of pending bundles.

git-svn-id: https://svn.apache.org/repos/asf/servicemix/smx4/kernel/trunk@752807 13f79535-47bb-0310-9956-ffa450edef68