Merge pull request #4285 from cfromknecht/pay-addr-index

channeldb: index payments by payment addr, use payment hash as fallback

channeldb/migtest/migtest.go

@@ -74,7 +74,7 @@ func ApplyMigration(t *testing.T,
 	// Apply migration.
 	err = kvdb.Update(cdb, migrationFunc)
 	if err != nil {
-		t.Fatal(err)
+		t.Logf("migration error: %v", err)
 	}
 }