Make twitter cards accept hotlinked images
fix google plus integration in bio, now accepts username
Site.owner.avatar now accepts local images and hotlinked images (conditional on http://, https:// in string)
Add new icons and profile links to sidebar for Stackoverflow, Pinterest, Foursquare, Steam, and Dribbble.
Fixes #22
Decrease blockquote font-size
Add category to rake new_post
Remove barely used tagline variable
Update theme link in footer
Remove {{ site.url }} reference to simplify example
Update example HTML to include links to larger images to display via Magnific Popup script
Fixes #21
Correct broken link. Fixes #19
Improve responsive nav experience