Resolve: "(CNIT) Multi-Granular Optical Nodes and Optical Transpoders management"

Closes #108 (closed) and #153 (closed)

proto/context.proto

@@ -154,8 +154,7 @@ message Topology {
   string name = 2;
   repeated DeviceId device_ids = 3;
   repeated LinkId link_ids = 4;
-
-  repeated LinkId optical_link_ids=5;
+  repeated LinkId optical_link_ids = 5;
 }
 
 message TopologyDetails {
@@ -163,8 +162,7 @@ message TopologyDetails {
   string name = 2;
   repeated Device devices = 3;
   repeated Link links = 4;
-  
-  repeated OpticalLink optical_links =5 ;
+  repeated OpticalLink optical_links = 5;
 }
 
 message TopologyIdList {