diff --git a/3rdparty/js/chosen/chosen.proto.js b/3rdparty/js/chosen/chosen.proto.js
deleted file mode 100644
index 5e269fe003..0000000000
--- a/3rdparty/js/chosen/chosen.proto.js
+++ /dev/null
@@ -1,774 +0,0 @@
-// Chosen, a Select Box Enhancer for jQuery and Protoype
-// by Patrick Filler for Harvest, http://getharvest.com
-//
-// Version 0.9
-// Full source at https://github.com/harvesthq/chosen
-// Copyright (c) 2011 Harvest http://getharvest.com
-
-// MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md
-// This file is generated by `cake build`, do not edit it by hand.
-(function() {
- /*
- Chosen source: generate output using 'cake build'
- Copyright (c) 2011 by Harvest
- */ var Chosen, get_side_border_padding, root;
- var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
- root = this;
- Chosen = (function() {
- function Chosen(elmn) {
- this.set_default_values();
- this.form_field = elmn;
- this.is_multiple = this.form_field.multiple;
- this.is_rtl = this.form_field.hasClassName("chzn-rtl");
- this.default_text_default = this.form_field.multiple ? "Select Some Options" : "Select an Option";
- this.set_up_html();
- this.register_observers();
- }
- Chosen.prototype.set_default_values = function() {
- this.click_test_action = __bind(function(evt) {
- return this.test_active_click(evt);
- }, this);
- this.active_field = false;
- this.mouse_on_container = false;
- this.results_showing = false;
- this.result_highlighted = null;
- this.result_single_selected = null;
- this.choices = 0;
- this.single_temp = new Template('#{default}
"+b.html.substr(j+h.length),k=k.substr(0,j)+""+k.substr(j)):k=b.html,$(f).innerHTML!==k&&$(f).update(k),this.result_activate($(f)),b.group_array_index!=null&&$(this.results_data[b.group_array_index].dom_id).show()):($(f)===this.result_highlight&&this.result_clear_highlight(),this.result_deactivate($(f)))}}return g<1&&h.length?this.no_results(h):this.winnow_results_set_highlight()},a.prototype.winnow_results_clear=function(){var a,b,c,d,e;this.search_field.clear(),b=this.search_results.select("li"),e=[];for(c=0,d=b.length;c