The printing instructions seem to not be really clear. Linking the
reveal.js offical docs should help.
Signed-off-by: Sheogorath <sheogorath@shivering-isles.com>
It redirects the user to the print view of the document. I claim that
people should either be smart enough to use ctrl+P or ask someone who
knows how to print a webpage. I don't want to babysit our users.
Signed-off-by: Sheogorath <sheogorath@shivering-isles.com>