Merge pull request akara#56 from whitingjr/issue-#1

Count down the latch allowing Agents to shutdown.

driver/src/com/sun/faban/driver/engine/AgentImpl.java

@@ -382,7 +382,13 @@ public synchronized void abortRun() {
             } catch (Exception e) {
                 // Just make sure we don't get stuck here.
             }
-
+        if (preRunLatch != null)
+            try {
+                preRunLatch.countDown();
+            } catch (Exception e) {
+                // Just make sure we don't get stuck here.
+            }
+
         try {
             master.abortRun();
         } catch (RemoteException e) {