module Excon::Utils

def unescape_form(str)

Unescape form encoded values in +str+ 
def unescape_form(str)
  str = str.dup
  str.force_encoding('BINARY') if FORCE_ENC
  str.gsub!(/\+/, ' ')
  str.gsub!(ESCAPED) { $1.hex.chr }
  str
end