Merge pull request #4268 from lest/3-2-deprecate-activesupport-base64

fix base64 requires

actionpack/lib/action_controller/metal/http_authentication.rb

@@ -1,4 +1,4 @@
-require 'base64'
+require 'active_support/base64'
 require 'active_support/core_ext/object/blank'
 
 module ActionController

activeresource/test/cases/authorization_test.rb

@@ -1,4 +1,5 @@
 require 'abstract_unit'
+require 'active_support/base64'
 
 class AuthorizationTest < Test::Unit::TestCase
   Response = Struct.new(:code)

activesupport/lib/active_support/message_encryptor.rb

@@ -1,5 +1,5 @@
 require 'openssl'
-require 'base64'
+require 'active_support/base64'
 
 module ActiveSupport
   # MessageEncryptor is a simple way to encrypt values which get stored somewhere

activesupport/lib/active_support/message_verifier.rb

@@ -1,4 +1,4 @@
-require 'base64'
+require 'active_support/base64'
 require 'active_support/core_ext/object/blank'
 
 module ActiveSupport

activesupport/lib/active_support/xml_mini.rb

@@ -1,4 +1,5 @@
 require 'time'
+require 'active_support/base64'
 require 'active_support/core_ext/module/delegation'
 require 'active_support/core_ext/string/inflections'