Adjust size of author bio photo in footer

Correct author bio image alignment.
Fixes #24

Merge pull request #30 from maxheld83/gplus-handle

Accept Google+ handle instead of full URL for bio link and authorship stuff

Make google+ expect handle, not full url for head and author-bio

revert some change

fix google plus integration in bio, now accepts username

Revert google change

Site.owner.avatar now accepts local images and hotlinked images (conditional on http://, https:// in string)

Accepts G+ username instead of full URL, adds Google authorship as per https://support.google.com/webmasters/answer/1408986?expand=option2

Bring back Gemfile

Revert "Update"

This reverts commit 81b4e1881e00a183e9a7e6a2b091ed31485a5170.

Update

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

Cleanup documentation

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