VOL-2172: Deleting tech-profile at ONU

- Add inter-adapter messages for Deleting TCONT and GEM-PORT at ONU.
- Bump version to 2.1.1

Change-Id: If4ff856d5ca5af495d3d3a0a6bc6ced820a00a85
diff --git a/protos/voltha_protos/inter_container.proto b/protos/voltha_protos/inter_container.proto
index c1aa5f6..eb9c008 100644
--- a/protos/voltha_protos/inter_container.proto
+++ b/protos/voltha_protos/inter_container.proto
@@ -102,6 +102,8 @@
         ONU_IND_REQUEST = 6;
         ONU_IND_RESPONSE = 7;
         TECH_PROFILE_DOWNLOAD_REQUEST = 8;
+        DELETE_GEM_PORT_REQUEST = 9;
+        DELETE_TCONT_REQUEST = 10;
     }
 }
 
@@ -126,6 +128,18 @@
     string path = 2;
 }
 
+message InterAdapterDeleteGemPortMessage {
+    uint32 uni_id = 1;
+    string tp_path = 2;
+    uint32 gem_port_id = 3;
+}
+
+message InterAdapterDeleteTcontMessage {
+    uint32 uni_id = 1;
+    string tp_path = 2;
+    uint32 alloc_id = 3;
+}
+
 message InterAdapterResponseBody {
     bool status = 1;
     oneof payload {