old_contents: import React from "react"
  import Link from "gatsby-link"
  
  const Header = () =>
  	<h1><Link to="/">Gatsby</Link></h1>
  
  export default Header
  
new_contents: import React from "react"
  import Link from "gatsby-link"
  
  const Header = () =>
  	<h1><Link to="/">azdavis.xyz</Link></h1>
  
  export default Header
  
subject: improve header