Improvements in file formatting

proto/telemetry_frontend.proto

@@ -16,10 +16,10 @@ message CollectorId {
 }
 
 message Collector {
-  CollectorId collector_id = 1; // The Collector ID
-  kpi_manager.KpiId kpi_id = 2; // The KPI Id to be associated to the collected samples
-  float duration_s         = 3; // Terminate data collection after duration[seconds]; duration==0 means indefinitely
-  float interval_s         = 4; // Interval between collected samples
+  CollectorId collector_id = 1;     // The Collector ID
+  kpi_manager.KpiId kpi_id = 2;     // The KPI Id to be associated to the collected samples
+  float duration_s         = 3;     // Terminate data collection after duration[seconds]; duration==0 means indefinitely
+  float interval_s         = 4;     // Interval between collected samples
 }
 
 message CollectorFilter {