old_contents:  // This is a manifest file that'll be compiled into application.js, which will include all the files
  // listed below.
  //
  // Any JavaScript/Coffee file within this directory, lib/assets/javascripts, vendor/assets/javascripts,
  // or any plugin's vendor/assets/javascripts directory can be referenced here using a relative path.
  //
  // It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
  // compiled file.
  //
  // Read Sprockets README (https://github.com/rails/sprockets#sprockets-directives) for details
  // about supported directives.
  //= require jquery
  //= require jquery_ujs
  //= require bootstrap-sprockets
  //= require moment
  //= require bootstrap-datetimepicker
  //= require_tree .
  
  
  
new_contents:  // This is a manifest file that'll be compiled into application.js, which will include all the files
  // listed below.
  //
  // Any JavaScript/Coffee file within this directory, lib/assets/javascripts, vendor/assets/javascripts,
  // or any plugin's vendor/assets/javascripts directory can be referenced here using a relative path.
  //
  // It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
  // compiled file.
  //
  // Read Sprockets README (https://github.com/rails/sprockets#sprockets-directives) for details
  // about supported directives.
  //= require jquery
  //= require jquery_ujs
  //= require jquery.ui.slider
  //= require form_slider
  //= require bootstrap-sprockets
  //= require moment
  //= require bootstrap-datetimepicker
  //= require_tree .
  
  
  
subject: add jquery ui slider