Merge pull request rails#6522 from lest/patch-1

ActiveSupport require and dependencies

Author: josevalim

activesupport/lib/active_support/core_ext/string/access.rb

@@ -1,5 +1,3 @@
-require 'active_support/multibyte'
-
 class String
   # If you pass a single Fixnum, returns a substring of one character at that
   # position. The first character of the string is at position 0, the next at

activesupport/lib/active_support/core_ext/string/filters.rb

@@ -1,5 +1,3 @@
-require 'active_support/core_ext/string/multibyte'
-
 class String
   # Returns the string, first removing all whitespace on both ends of
   # the string, and then changing remaining consecutive whitespace

activesupport/lib/active_support/multibyte/chars.rb

@@ -76,7 +76,7 @@ def self.consumes?(string)
       #
       #   'Café périferôl'.mb_chars.split(/é/).map { |part| part.upcase.to_s } # => ["CAF", " P", "RIFERÔL"]
       def split(*args)
-        @wrapped_string.split(*args).map { |i| i.mb_chars }
+        @wrapped_string.split(*args).map { |i| self.class.new(i) }
       end
 
       # Works like like <tt>String#slice!</tt>, but returns an instance of Chars, or nil if the string was not