Readme.md: Update FAQ on Author Bio being on the side vs. top

Add a FAQ and answer on why the Author Bio and pic is on the top of the
homepage instead of the side due to responsive design
Readme.md: Re-phrase FAQ and answer

Update FAQ on responsive design on why Author Bio and pic is on the top
of a homepage or bottom of a blog post
Merge pull request #65 from pcutler/master

README.md: Add FAQ and answer on why Author Bio and pic moves due to responsive design