[VOL-4707] Expose programmed subscribers via REST and move classes and interfaces to the API.

Change-Id: Ibfb9caa48455fd349932297cb9191ee0f0341ffa
Signed-off-by: Gustavo Silva <gsilva@furukawalatam.com>
diff --git a/impl/src/main/java/org/opencord/olt/impl/ServiceKeySerializer.java b/impl/src/main/java/org/opencord/olt/impl/ServiceKeySerializer.java
index 4035bdd..6e0c85b 100644
--- a/impl/src/main/java/org/opencord/olt/impl/ServiceKeySerializer.java
+++ b/impl/src/main/java/org/opencord/olt/impl/ServiceKeySerializer.java
@@ -23,6 +23,8 @@
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.PortNumber;
+import org.opencord.olt.AccessDevicePort;
+import org.opencord.olt.ServiceKey;
 import org.opencord.sadis.UniTagInformation;
 
 /**