20170310

make Category model product_id string.

RedAnt ERP Mobile/common/Functions/category/CategoryViewController.m

@@ -2141,7 +2141,7 @@
     }
     else
     {
-        NSString* detail_id=    [item valueForKey:@"product_id"] ;
+        NSString* detail_id= [NSString stringWithFormat:@"%@",   [item valueForKey:@"product_id"] ] ;
         
         [self showDetailat:detail_id category_id:self.categoryid index:indexPath.row];
     }