mod dashboard: remove ip address search.

Remove the IP address search option from the /moderator/dashboard page.
This was an obsolete way of searching for sockpuppet accounts by IP.
The /user_events page should be used instead.

test/functional/moderator/ip_addrs_controller_test.rb

@@ -1,32 +0,0 @@
-require 'test_helper'
-
-module Moderator
-  class IpAddrsControllerTest < ActionDispatch::IntegrationTest
-    context "The ip addrs controller" do
-      setup do
-        @user = create(:moderator_user, created_at: 1.month.ago)
-        as(@user) { create(:comment, creator: @user) }
-      end
-
-      should "find by ip addr" do
-        get_auth moderator_ip_addrs_path, @user, params: {:search => {:ip_addr => "127.0.0.1"}}
-        assert_response :success
-      end
-
-      should "find by user id" do
-        get_auth moderator_ip_addrs_path, @user, params: {:search => {:user_id => @user.id.to_s}}
-        assert_response :success
-      end
-
-      should "find by user name" do
-        get_auth moderator_ip_addrs_path, @user, params: {:search => {:user_name => @user.name}}
-        assert_response :success
-      end
-
-      should "render the search page" do
-        get_auth search_moderator_ip_addrs_path, @user
-        assert_response :success
-      end
-    end
-  end
-end

test/unit/moderator/ip_addr_search_test.rb

@@ -1,26 +0,0 @@
-require "test_helper"
-
-module Moderator
-  class IpAddrSearchTest < ActiveSupport::TestCase
-    context "an ip addr search" do
-      setup do
-        @user = create(:user, last_ip_addr: "127.0.0.1")
-      end
-
-      should "find by ip addr" do
-        @search = IpAddrSearch.new(:ip_addr => "127.0.0.1")
-        assert_equal({@user => 1}, @search.execute)
-      end
-
-      should "find by user id" do
-        @search = IpAddrSearch.new(:user_id => @user.id.to_s)
-        assert_equal({IPAddr.new("127.0.0.1") => 1}, @search.execute)
-      end
-
-      should "find by user name" do
-        @search = IpAddrSearch.new(:user_name => @user.name)
-        assert_equal({IPAddr.new("127.0.0.1") => 1}, @search.execute)
-      end
-    end
-  end
-end