Changes:

  * 'http://github.com' => 'https://github.com'
  * 'https://github.com/ry/node' => 'https://github.com/joyent/node'
  * 'https://github.com/ry/http-parser' =>
    'https://github.com/joyent/http-parser'
  * old issue links
  * wiki link

Fixes #354.

Fixes #1459.

Closes GH-579.