added total row in stock balance report
diff --git a/erpnext/stock/report/stock_balance/stock_balance.json b/erpnext/stock/report/stock_balance/stock_balance.json
index ab331dc..5f7fde0 100644
--- a/erpnext/stock/report/stock_balance/stock_balance.json
+++ b/erpnext/stock/report/stock_balance/stock_balance.json
@@ -1,12 +1,12 @@
 {
- "add_total_row": 0, 
+ "add_total_row": 1, 
  "apply_user_permissions": 1, 
  "creation": "2014-10-10 17:58:11.577901", 
  "disabled": 0, 
  "docstatus": 0, 
  "doctype": "Report", 
  "is_standard": "Yes", 
- "modified": "2014-10-10 17:58:11.577901", 
+ "modified": "2015-05-22 02:16:24.614986", 
  "modified_by": "Administrator", 
  "module": "Stock", 
  "name": "Stock Balance",