mods: remove ability to manually perform mass edits.

Remove the ability for mods to manually perform mass edits without going
through the forum.

app/controllers/moderator/tags_controller.rb

@@ -1,17 +0,0 @@
-module Moderator
-  class TagsController < ApplicationController
-    before_action :moderator_only
-
-    def edit
-    end
-
-    def update
-      TagBatchChangeJob.perform_later(params[:tag][:antecedent], params[:tag][:consequent], CurrentUser.user, CurrentUser.ip_addr)
-      redirect_to edit_moderator_tag_path, :notice => "Post changes queued"
-    end
-
-    def error
-      redirect_to edit_moderator_tag_path, :notice => "Error"
-    end
-  end
-end

app/views/moderator/tags/edit.html.erb

@@ -1,13 +0,0 @@
-<% page_title "Mass Edit" %>
-
-<div id="c-moderator-tags">
-  <div id="a-edit">
-    <h1>Mass Edit</h1>
-
-    <%= edit_form_for(:tag, url: moderator_tag_path, method: :put) do |f| %>
-      <%= f.input :antecedent, input_html: { value: params[:antecedent], "data-autocomplete": "tag-query" } %>
-      <%= f.input :consequent, input_html: { value: params[:consequent], "data-autocomplete": "tag-edit" } %>
-      <%= f.submit "Submit" %>
-    <% end %>
-  </div>
-</div>

app/views/static/site_map.html.erb

@@ -16,9 +16,6 @@
         <% if CurrentUser.can_approve_posts? %>
           <li><%= link_to("Moderate", moderator_post_queue_path) %></li>
         <% end %>
-        <% if CurrentUser.is_moderator? %>
-          <li><%= link_to("Mass Edit", edit_moderator_tag_path) %></li>
-        <% end %>
       </ul>
       <ul>
         <li><h1>Post Events</h1></li>