Initial commit of schema.org structured data presentation

Signed-off-by: Dan Scott <dan@coffeecode.net>
Link index.html to schema_org.html for easy access

Signed-off-by: Dan Scott <dan@coffeecode.net>
text-transform: uppercase is generally evil

Signed-off-by: Dan Scott <dan@coffeecode.net>
Left-align h3 headings

Because centring the headings over top of bullets looks really weird.

Signed-off-by: Dan Scott <dan@coffeecode.net>
Assert authorship over this presentation!

Signed-off-by: Dan Scott <dan@coffeecode.net>