Added Ubuntu font option
Added KnightLab font option so we have one that matches for the StoryMap landing page.
When toner is used, background image map now uses lines or background depending on the case closes #104
Smoother fade in of loaded tiles
Tweaks to opacity of background
Base map fix for safari/webkit
Tweak styling on use case examples
use KnightLab S3
use gigapixel for portrait and tiles
update instructions to tell people how to use Google Drive
Merge branch 'zoomify' of github.com:NUKnightLab/StoryMapJS into zoomify
Merge branch 'master' into zoomify