fixed duplicate 'blogname'
Added 500px social icon and edited header and footer
adding hr styling to post page
Changed subtitle colour
Added a style, image and condition to display a link to coderwall if the user sets a coderwall user.
Changed the gravatar loading code to a $().append(); instead of a skank document.write();
Updated design of code embeds
Linkedin icon had a weird border color. Fixed #31
Changed main column bg to white.
Added an elegant way of adding description to left bar. Long overdue. This is porper fix for issue #15
Merge branch 'greyshade' of github.com:gabrielluong/greyshade into greyshade