Remove old commons-lang

Change-Id: Ide55420110558142747a0b85b0c6ad0de41691b7
diff --git a/src/main/java/net/onrc/onos/core/packet/OnosLldp.java b/src/main/java/net/onrc/onos/core/packet/OnosLldp.java
index c3b2e8e..0b7d8fb 100644
--- a/src/main/java/net/onrc/onos/core/packet/OnosLldp.java
+++ b/src/main/java/net/onrc/onos/core/packet/OnosLldp.java
@@ -22,7 +22,7 @@
 
 import net.onrc.onos.core.util.SwitchPort;
 
-import org.apache.commons.lang.ArrayUtils;
+import org.apache.commons.lang3.ArrayUtils;
 
 import com.google.common.base.Charsets;