Added filter logic to exclude comments in MonitorClient. Added error handling in KustoClient to handle ErrorResponseExceptions. (#1226)

src/Microsoft.Kusto.ServiceLayer/DataSource/Monitor/MonitorDataSource.cs

@@ -84,7 +84,7 @@ namespace Microsoft.Kusto.ServiceLayer.DataSource.Monitor
 
         public override async Task<IDataReader> ExecuteQueryAsync(string query, CancellationToken cancellationToken, string databaseName = null)
         {
-            var results =  await _monitorClient.QueryAsync(query, cancellationToken);
+            var results = await _monitorClient.QueryAsync(query, cancellationToken);
             return results.ToDataReader();
         }