revert hammer js changes

app/assets/javascripts/application.js

@@ -6,4 +6,4 @@
 //= require jquery.storageapi.js
 //= require rails.js
 //= require common.js
-//= require_tree ./default
+//= require_tree .

app/assets/javascripts/bulk_update_requests.js.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/javascripts/mobile.js

@@ -0,0 +1,7 @@
+//= require jquery-1.10.1.min.js
+//= require hammer.min.js
+//= require jquery.hammer.min.js
+
+$(function() {
+  $(document).hammer();
+});

app/assets/javascripts/mobile/mobile.js

@@ -1,2 +0,0 @@
-//= require hammer.min.js
-//= require jquery-1.10.1.min.js