Adding Copyright notice to files that are missing it

Change-Id: Ic08aad8906dbd4dd062e7adcec7465475cf2bdda
diff --git a/utils/misc/src/main/java/org/onlab/packet/MplsLabel.java b/utils/misc/src/main/java/org/onlab/packet/MplsLabel.java
index 92c5bc5..82f951f 100644
--- a/utils/misc/src/main/java/org/onlab/packet/MplsLabel.java
+++ b/utils/misc/src/main/java/org/onlab/packet/MplsLabel.java
@@ -1,5 +1,3 @@
-package org.onlab.packet;
-
 /*
  * Copyright 2014-present Open Networking Laboratory
  *
@@ -15,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+package org.onlab.packet;
 
 /**
  * Representation of a MPLS label.
diff --git a/utils/misc/src/main/java/org/onlab/packet/TpPort.java b/utils/misc/src/main/java/org/onlab/packet/TpPort.java
index 4635315..2da83f8 100644
--- a/utils/misc/src/main/java/org/onlab/packet/TpPort.java
+++ b/utils/misc/src/main/java/org/onlab/packet/TpPort.java
@@ -1,5 +1,3 @@
-package org.onlab.packet;
-
 /*
  * Copyright 2015-present Open Networking Laboratory
  *
@@ -15,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+package org.onlab.packet;
 
 /**
  * Representation of a transport layer port.
diff --git a/utils/misc/src/main/java/org/onlab/util/DataRateUnit.java b/utils/misc/src/main/java/org/onlab/util/DataRateUnit.java
index d49ed7b..e044eac 100644
--- a/utils/misc/src/main/java/org/onlab/util/DataRateUnit.java
+++ b/utils/misc/src/main/java/org/onlab/util/DataRateUnit.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2015-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package org.onlab.util;
 
 import com.google.common.annotations.Beta;
diff --git a/utils/misc/src/test/java/org/onlab/graph/DisjointPathPairTest.java b/utils/misc/src/test/java/org/onlab/graph/DisjointPathPairTest.java
index ca6c56c..b5a415f 100644
--- a/utils/misc/src/test/java/org/onlab/graph/DisjointPathPairTest.java
+++ b/utils/misc/src/test/java/org/onlab/graph/DisjointPathPairTest.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2015-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package org.onlab.graph;
 
 import static org.junit.Assert.*;
diff --git a/utils/misc/src/test/java/org/onlab/graph/KShortestPathsSearchTest.java b/utils/misc/src/test/java/org/onlab/graph/KShortestPathsSearchTest.java
index b27a5de..adf62b9 100644
--- a/utils/misc/src/test/java/org/onlab/graph/KShortestPathsSearchTest.java
+++ b/utils/misc/src/test/java/org/onlab/graph/KShortestPathsSearchTest.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2015-present Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package org.onlab.graph;
 
 import com.google.common.collect.Lists;