[1.0.x] UNDERTOW-291 Iterate over listeners in reverse for sessionDestroyed() so that SessionListenerBridge is triggered last.

Otherwise subsequent listeners will never see any session attributes, since SessionListenerBridge removes them.

https://issues.jboss.org/browse/UNDERTOW-291
The diamond operator here isn't compatible with the `<maven.compiler.source>1.6</maven.compiler.source>` declaration in `undertow-parent`'s `pom.xml` for 1.0.x.