Made the slideshow responsive

Woohoo! The slideshow now responds to resizing of the browser nicely!
Oops, made the page a little too responsive

if you resized the window or visited the page on a small screen everything would be amiss

now, I've fixed that with a one-liner
correct copy year
Merge pull request #97 from davidbanham/master

Include speaker notes plugin after reveal.js
Merge branch 'master' of github.com:hakimel/reveal.js
Merge pull request #93 from StereotypicalApps/patch-1

Made the slideshow responsive
Merge branch 'master' of github.com:hakimel/reveal.js
use mq to reduce font size for low resultions, max limit on width for slides set to 900px (closes #49)
fix overflow glitch on vertical slides in mobile safari
remove hard line breaks now that slide width is relative
less horizontal padding for slides
support for PDF export in chrome (closes #92)
slight tweak to pdf export css (#92)
more pdf-export tweaks, added slide describing the feature (#92)
instructions for pdf export (#92)
fix overview slide positioning bug (closes #89)
fix error in slide markup
added small fallback for non-font-face browsers

this way things are in Impact; Impact fits much more with the visual style than does the default Arial or Calibri.
improved accessibility 

I gave all the <img>s alt attributes, which makes reveal.js a lot more accessible
Merge pull request #100 from StereotypicalApps/patch-4

added small fallback for non-font-face browsers