Task: Edit the post when the seller wants to change the information.

[YYaaao]

• "edit" button directly link to corresponding product's "update your information" page -The page contain previous stored information -The page allow user to change any necessary information -Allow user to add more image -Only when click on "Update Product information" can update the change. (If fill in correctly, #36, submit success, otherwise failed) -In the database, the corresponding data will be remove, and a new updated data will be add.