Fix a bug inside SwitchStorageImpl.deletePort() when deleting a port:
Return success when appropriate.
diff --git a/src/main/java/net/onrc/onos/ofcontroller/core/internal/SwitchStorageImpl.java b/src/main/java/net/onrc/onos/ofcontroller/core/internal/SwitchStorageImpl.java
index ac61b51..a6277cf 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/core/internal/SwitchStorageImpl.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/internal/SwitchStorageImpl.java
@@ -306,6 +306,7 @@
 	        		op.commit();
 	        	}
 	        }
+		success = true;
 		} catch (Exception e) {
 			op.rollback();
 			e.printStackTrace();