Changes between version 0.3 and 0.4
Added a stylesheet for the HTML version.
Fixed a couple of links that were pointing to the wrong locations now.
Changes between version 0.2 and 0.3
Clarified that marking debugging strings for translation is an abuse of the privilege (obviously not wishing to mince words).
Changes between version 0.1 and 0.2
Added in a reference to Christian Rose's document.
Incorporated a bunch of clarifications and fixes pointed out by Padraig O'Briain.
Put some content into Appendix A, Checklist for internationalising an application.