corrected the mailing list in the front page
removed unnecessary \newpage in the middle of a section
added the namespace for the archive itself. added a mandatory 'content' for the archive '.' and made the 'content' entry for the manifest.xml optional. Used both './' and nothing in the example to illustrate how you can write relative paths
completed the description of the format attribute to precise the use of the URI form for the MIME type
updated the examples to use the URI form for MIME type
Merge pull request #2 from niko-rodrigue/master

added a mandatory 'content' entry for the archive