auto fill in the order.id for decorate_scheme.rb and my_project.rb

Hi,Dr Ji

    I have finished the following parts:

   1.auto fill in the order.id for decorate_scheme.rb and my_project.rb;
 
   2.finished the delete_application for users;

   3.make every kaminari align = centre;

   4.changed alert! to hint!

   Please check it ,thanks!
这么实现很傻，你pull我代码之后再看