Fixes ticket:110 (more UTF-16 problems)

Missing include for UndefinedNamespaceException was causing errors in some
    cases.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13816 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rexml/parsers/baseparser.rb

@@ -1,4 +1,5 @@
 require 'rexml/parseexception'
+require 'rexml/undefinednamespaceexception'
 require 'rexml/source'
 require 'set'
 
@@ -191,6 +192,7 @@ module REXML
         end
         return [ :end_document ] if empty?
         return @stack.shift if @stack.size > 0
+        #STDERR.puts @source.encoding
         @source.read if @source.buffer.size<2
         #STDERR.puts "BUFFER = #{@source.buffer.inspect}"
         if @document_status == nil

lib/rexml/parsers/treeparser.rb

@@ -1,4 +1,5 @@
 require 'rexml/validation/validationexception'
+require 'rexml/undefinednamespaceexception'
 
 module REXML
   module Parsers