Updating copyrights

New format: 'Copyright .year-present Open Networking Laboratory'

Change-Id: I1a9e58b355b775e75245ad875a2d7a4df3f03098
diff --git a/apps/acl/src/main/java/org/onosproject/acl/AclStore.java b/apps/acl/src/main/java/org/onosproject/acl/AclStore.java
index ff9e25f..67dc169 100644
--- a/apps/acl/src/main/java/org/onosproject/acl/AclStore.java
+++ b/apps/acl/src/main/java/org/onosproject/acl/AclStore.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-present Open Networking Laboratory
  * Originally created by Pengfei Lu, Network and Cloud Computing Laboratory, Dalian University of Technology, China
  * Advisers: Keqiu Li, Heng Qi and Haisheng Yu
  * This work is supported by the State Key Program of National Natural Science of China(Grant No. 61432002)