Small fixes to IntentService and perf-installer

Change-Id: I7f1fedd96e5154254aa1db205e9427ac122bfc39

@@ -179,8 +179,6 @@ public class IntentPerfInstaller {
         workers = Executors.newFixedThreadPool(DEFAULT_NUM_WORKERS, groupedThreads("onos/intent-perf", "worker-%d"));
 
         // disable flow backups for testing
-        log.info("flow props: {}",
-                 configService.getProperties("org.onosproject.store.flow.impl.DistributedFlowRuleStore"));
         configService.setProperty("org.onosproject.store.flow.impl.DistributedFlowRuleStore",
                                   "backupEnabled", "false");
 

@@ -56,7 +56,7 @@ public interface IntentService {
      * @param key key of the intent
      * @return intent object if the key is found, null otherwise
      */
-    public Intent getIntent(Key key);
+    Intent getIntent(Key key);
 
     /**
      * Returns an iterable of intents currently in the system.