allow zero rows for apid_cluster in snapshot

listener.go

diff --git a/listener.go b/listener.go
index 41b7a8e..47c58a7 100644
--- a/listener.go
+++ b/listener.go
@@ -52,13 +52,15 @@
 
 		switch table.Name {
 		case LISTENER_TABLE_APID_CLUSTER:
-			if len(table.Rows) != 1 {
+			if len(table.Rows) > 1 {
 				log.Panic("Illegal state for apid_cluster. Must be a single row.")
 			}
-			ac := makeApidClusterFromRow(table.Rows[0])
-			err := insertApidCluster(ac, tx)
-			if err != nil {
-				log.Panic("Snapshot update failed: %v", err)
+			for _, row := range table.Rows {
+				ac := makeApidClusterFromRow(row)
+				err := insertApidCluster(ac, tx)
+				if err != nil {
+					log.Panic("Snapshot update failed: %v", err)
+				}
 			}
 
 		case LISTENER_TABLE_DATA_SCOPE:

listener_test.go

diff --git a/listener_test.go b/listener_test.go
index 02d255d..893e81a 100644
--- a/listener_test.go
+++ b/listener_test.go
@@ -30,21 +30,6 @@
 			Expect(getDB() == expectedDB).Should(BeTrue())
 		})
 
-		It("should fail if zero apid_cluster rows", func() {
-
-			event := common.Snapshot{
-				SnapshotInfo: "test_snapshot_fail",
-				Tables: []common.Table{
-					{
-						Name: LISTENER_TABLE_APID_CLUSTER,
-						Rows: []common.Row{},
-					},
-				},
-			}
-
-			Expect(func() { handler.Handle(&event) }).To(Panic())
-		})
-
 		It("should fail if more than one apid_cluster rows", func() {
 
 			event := common.Snapshot{