Fixed line-endings in bat/txt files

todo.txt

-Current task list (not in order)
-
-- Remove multifile support
-- Docs
-- Clean up protogen code
-- Avoid using reflection for messages which don't need it (is this
-  possible?)
-- Bring service generation into line with Java
-- Build protoc as a dll and use directly from protogen
-- Check copyright is everywhere
-- Work out how to unit test Silverlight code
-- Reformat code
-- Change generated format
-- Add regions to copyright
-- Build and publish binaries
-- Work out why the Compact Framework 3.5 build fails under VS2010