simplied some logics;
Added position offset to row_spec;
Adding @leovan to author list
diff --git a/R/row_spec.R b/R/row_spec.R
index 76d7fbd..07962ed 100644
--- a/R/row_spec.R
+++ b/R/row_spec.R
@@ -187,7 +187,7 @@
     table_info <- dup_fx_out[[2]]
   }
 
-  row <- row + 1
+  row <- row + table_info$position_offset
   for (i in row) {
     target_row <- table_info$contents[i]
     new_row <- latex_new_row_builder(target_row, table_info,