Restore $KCODE setting for multibyte support that rspec used to do

(3 examples, 0 failures) (Run filtered using {:multibyte=>true})

@todo 1.9 ?

rspec 1.3.1 used to set $KCODE='u' in one place which activated the
activesuport wrapper for multibyte chars when calling String#mb_chars

spec/spec_helper.rb

@@ -61,6 +61,11 @@ def parse(input, options = {})
 
     def parse_multibyte(input, options = {})
       require 'active_support/all'
+
+      if 'NONE' == $KCODE then $KCODE = 'UTF8' end
+      # rspec 1.3 used to do something similar (set it to 'u') that we need
+      # for activerecord multibyte wrapper to kick in (1.8 only? @todo)
+
       parse(input.mb_chars, options)
     end