Merge pull request #256 from sgmap/remove_useless_cable_logic

Cable: remove useless js logic

app/assets/javascripts/cable.js

@@ -1,13 +0,0 @@
-// Action Cable provides the framework to deal with WebSockets in Rails.
-// You can generate new channels where WebSocket features live using the rails generate channel command.
-//
-//= require action_cable
-//= require_self
-//= require_tree ./channels
-
-//(function() {
-//  this.App || (this.App = {});
-//
-//  App.cable = ActionCable.createConsumer();
-//
-//}).call(this);