[VOL-1635] This OpenOLT agent supports the BAL V3.0.3.3 SDK.
The APIs call,variables and structures has been changed to BAL v3.0.
OLT activation from voltha-1.7 is successful.

Change-Id: I2096251262ef515a3dbf579eca806fc551bdecf1
diff --git a/agent/common/server.cc b/agent/common/server.cc
index f87b85e..a77f006 100644
--- a/agent/common/server.cc
+++ b/agent/common/server.cc
@@ -121,7 +121,8 @@
             openolt::Empty* response) override {
         return UplinkPacketOut_(
             request->intf_id(),
-            request->pkt());
+            request->pkt(),
+            request->flow_id());
     }
 
     Status FlowAdd(
@@ -243,7 +244,7 @@
             const openolt::Empty* request,
             openolt::Empty* response) override {
 
-        system("shutdown -r now");
+        uint8_t ret = system("shutdown -r now");
 
         return Status::OK;