First stab, do we want to go for throws Throwable or even just switch to RuntimeExceptions?

akka-docs/java/code/akka/docs/actor/FaultHandlingTestBase.java

@@ -150,7 +150,7 @@ public class FaultHandlingTestBase {
   }
 
   @Test
-  public void mustEmploySupervisorStrategy() {
+  public void mustEmploySupervisorStrategy() throws Exception {
     // code here
     //#testkit
     EventFilter ex1 = (EventFilter) new ErrorFilter(ArithmeticException.class);