Added pool size to hourly metrics.

src/engine/workthreads/HourlyJobThread.java

@@ -284,6 +284,7 @@ public class HourlyJobThread implements Runnable {
         Logger.info(WorldServer.getUptimeString());
         Logger.info(SimulationManager.getPopulationString());
         Logger.info(MessageDispatcher.getNetstatString());
+        Logger.info("Connection Pool Size: " + DbManager.getPoolSize());
         Logger.info(PurgeOprhans.recordsDeleted.toString() + "orphaned items deleted");
     }
 }