Remove geoip

It's never been used in any meaningful way.

Gemfile

@@ -17,7 +17,6 @@ gem "diff-lcs", require: ['diff-lcs', 'diff/lcs/array']
 gem "dalli"
 gem "connection_pool"
 gem "acts_as_versioned_rails3"
-gem "geoip"
 gem "exception_notification"
 gem "will_paginate"
 gem "will-paginate-i18n"

Gemfile.lock

@@ -88,7 +88,6 @@ GEM
     ffi (1.13.1)
     ffi (1.13.1-java)
     ffi (1.13.1-x86-mingw32)
-    geoip (1.6.4)
     get_process_mem (0.2.7)
       ffi (~> 1.0)
     globalid (0.4.2)
@@ -246,7 +245,6 @@ DEPENDENCIES
   dalli
   diff-lcs
   exception_notification
-  geoip
   i18n-js (>= 3.0.0.rc7)
   image_size
   jbuilder (~> 2.5)

app/controllers/application_controller.rb

@@ -82,16 +82,6 @@ class ApplicationController < ActionController::Base
       @current_user.log(request.remote_ip) unless @current_user.is_anonymous?
     end
 
-    def set_country
-      @current_user_country = Rails.cache.fetch({ :type => :geoip, :ip => request.remote_ip }, :expires_in => 1.month) do
-        begin
-          GeoIP.new(Rails.root.join("db", "GeoIP.dat").to_s).country(request.remote_ip).country_code2
-        rescue
-          "--"
-        end
-      end
-    end
-
     CONFIG["user_levels"].each do |name, _value|
       normalized_name = name.downcase.gsub(/ /, "_")
 
@@ -190,7 +180,6 @@ class ApplicationController < ActionController::Base
   before_action :set_current_user
   before_action :mini_profiler_check if Rails.env.development?
   before_action :limit_api
-  before_action :set_country
   before_action :check_ip_ban
   after_action :init_cookies
 
@@ -261,8 +250,6 @@ class ApplicationController < ActionController::Base
                                            @current_user.last_forum_topic_read_at || Time.at(0)
                                          end.to_json
 
-    cookies["country"] = @current_user_country
-
     if @current_user.is_anonymous?
       cookies.delete :user_info
     else