Fix discovery of self-closing meta tag, update x/net dependency.

What's Changed

• Fix discovery of self-closing X-XRDS-Location meta tag by @fsgmhoward in #53
• Bump golang.org/x/net from 0.0.0-20190522155817-f3200d17e092 to 0.7.0 by @dependabot in #54

New Contributors

• @fsgmhoward made their first contribution in #53
• @dependabot made their first contribution in #54

Full Changelog: v1.0.0...v1.0.1