Added a small formatting fix for the Markdown in the README.
Added a small formatting fix for the Markdown in the README.

critzo/m-lab.github.io,andrew-m-lab/andrew-m-lab.github.io,m-lab/m-lab.github.io,critzo/m-lab.github.io,andrew-m-lab/andrew-m-lab.github.io,critzo/m-lab.github.io,m-lab/m-lab.github.io,critzo/m-lab.github.io,m-lab/m-lab.github.io,andrew-m-lab/andrew-m-lab.github.io,m-lab/m-lab.github.io