Removing call to font icons css file

It doesn't look like this is being used
Cleaning up css files
Removing conditional comments around body tag

Since body tag is below conditional tags too, it essentially has two
body tags.  It doesn't look like any of these conditional classes are
being used, but we can add them back without the second body tag if
needed.
Cleaning up javascript updating slideshow
Adding links for downloads and social media links
Optimizing images
Updating css

Removing Helvetica from font-family to avoid bug in IE9.  Updating
background container to have opacity of 80%.
Adding share button
Updating downloads to smaller(optimized) pdf icon
Merge pull request #1 from taylorpond/taylorpond

Merge from Taylorpond with current changes