fix mailto link on about page

[challenge-bot] / challenge-bot.com / _config.yml

# Site settings
title: challenge-bot
email: ozzloy@gmail.com
description: > # this means to ignore newlines until "baseurl:"
  Learn to make your first robot! For professionals, students, kids --
  anyone who has never made a robot but wants to. The goal of this
  class is to *empower* you to modify, create, and explore robotics
  *on your own*, even after the class is over. Hundreds of students
  have successfully built their first robot in this class.
baseurl: "" # the subpath of your site, e.g. /blog/
url: "http://challenge-bot.com" # the base hostname & protocol for your site

# Build settings
markdown: kramdown