updated gitignore
updated gitignore

carldai0106/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,ilyhacker/aspnetboilerplate,verdentk/aspnetboilerplate,ryancyq/aspnetboilerplate,verdentk/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,ilyhacker/aspnetboilerplate,luchaoshuai/aspnetboilerplate,carldai0106/aspnetboilerplate,ryancyq/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,ilyhacker/aspnetboilerplate,carldai0106/aspnetboilerplate,ryancyq/aspnetboilerplate,verdentk/aspnetboilerplate,carldai0106/aspnetboilerplate,luchaoshuai/aspnetboilerplate,aspnetboilerplate/aspnetboilerplate,ryancyq/aspnetboilerplate