VOL-2191: Implement the right interpretation of instance-control
          attribute from tech-profile
          Bumping version to 2.2.15

Change-Id: If802034af753a7872db684da2cc4f824968bd34c
diff --git a/pkg/techprofile/tech_profile_if.go b/pkg/techprofile/tech_profile_if.go
index 3267759..a77ea45 100644
--- a/pkg/techprofile/tech_profile_if.go
+++ b/pkg/techprofile/tech_profile_if.go
@@ -34,4 +34,5 @@
 		ShapingCfg *tp_pb.TrafficShapingInfo) *tp_pb.TrafficScheduler
 	GetTrafficQueues(tp *TechProfile, Dir tp_pb.Direction) []*tp_pb.TrafficQueue
 	GetGemportIDForPbit(tp *TechProfile, Dir tp_pb.Direction, pbit uint32) uint32
+	FindAllTpInstances(techProfiletblID uint32, ponIntf uint32, onuID uint32) []TechProfile
 }