fixed authors on older versions of wordPress
clarifying language around 'pages'
renaming 'tracking settings' to 'advanced tracking settings'
per @amalan's insight, putting PID up top and tracking parameters at the bottom
per @amalan's insight, changing the order to put PID on top and advanced tracking below
adding copy indicating you only need to set the PID once
merge conflict with label copy
bumping version to 0.0.6 because of the author fix