[ONOS-4513] Move utilities not specific to optical out of optical package.

Change-Id: Ib4d33008c61f17b8ff220142a0d15db31e5fcfb9

@@ -32,7 +32,7 @@ import org.onosproject.net.optical.device.port.OduCltPortMapper;
 import org.onosproject.net.optical.device.port.OmsPortMapper;
 import org.onosproject.net.optical.device.port.OtuPortMapper;
 import org.onosproject.net.optical.device.port.PortMapper;
-import org.onosproject.net.optical.utils.ForwardingDevice;
+import org.onosproject.net.utils.ForwardingDevice;
 import org.slf4j.Logger;
 
 import com.google.common.annotations.Beta;

@@ -25,7 +25,7 @@ import org.onosproject.net.device.DeviceEvent;
 import org.onosproject.net.device.DeviceListener;
 import org.onosproject.net.device.DeviceService;
 import org.onosproject.net.optical.OpticalDevice;
-import org.onosproject.net.optical.utils.ForwardingDeviceService;
+import org.onosproject.net.utils.ForwardingDeviceService;
 import org.slf4j.Logger;
 
 import com.google.common.annotations.Beta;

@@ -20,7 +20,7 @@ import org.onosproject.net.OchSignal;
 import org.onosproject.net.OduSignalType;
 import org.onosproject.net.Port;
 import org.onosproject.net.optical.OchPort;
-import org.onosproject.net.optical.utils.ForwardingPort;
+import org.onosproject.net.utils.ForwardingPort;
 
 import com.google.common.annotations.Beta;
 

@@ -22,7 +22,7 @@ import java.util.Objects;
 import org.onosproject.net.CltSignalType;
 import org.onosproject.net.Port;
 import org.onosproject.net.optical.OduCltPort;
-import org.onosproject.net.optical.utils.ForwardingPort;
+import org.onosproject.net.utils.ForwardingPort;
 
 import com.google.common.annotations.Beta;
 

@@ -22,7 +22,7 @@ import java.util.Objects;
 import org.onlab.util.Frequency;
 import org.onosproject.net.Port;
 import org.onosproject.net.optical.OmsPort;
-import org.onosproject.net.optical.utils.ForwardingPort;
+import org.onosproject.net.utils.ForwardingPort;
 
 import com.google.common.annotations.Beta;
 

@@ -22,7 +22,7 @@ import java.util.Objects;
 import org.onosproject.net.OtuSignalType;
 import org.onosproject.net.Port;
 import org.onosproject.net.optical.OtuPort;
-import org.onosproject.net.optical.utils.ForwardingPort;
+import org.onosproject.net.utils.ForwardingPort;
 
 import com.google.common.annotations.Beta;
 

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onosproject.net.optical.utils;
+package org.onosproject.net.utils;
 
 import org.onlab.packet.ChassisId;
 import org.onosproject.net.Annotations;

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onosproject.net.optical.utils;
+package org.onosproject.net.utils;
 
 import static com.google.common.base.Preconditions.checkNotNull;
 

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onosproject.net.optical.utils;
+package org.onosproject.net.utils;
 
 import static com.google.common.base.Preconditions.checkNotNull;
 

@@ -17,4 +17,4 @@
 /**
  * Utility classes.
  */
-package org.onosproject.net.optical.utils;
+package org.onosproject.net.utils;