Returning an empty Hash if no config exists. Fixes #1005.
Add Goolge+ author profile with <link> element in <head>
Adds #1024 to branch 2.1.
Merge branch '2.1' of git://github.com/imathis/octopress into testing-2.1
Update Octopress.
Add link to article about exercise.
Merge branch 'testing-2.1' of github.com:FranklinChen/franklinchen.github.com into testing-2.1