Make sure all breadcrumbs are anchors.
Revert "Make sure all breadcrumbs are anchors."

This reverts commit b6835f5e75604cc108d7cc80a0366167d041ae1f.
Revert "Unlink breadcrumb categories if they are the first item and DoHeadings is enabled."

This reverts commit fca808e18e5bc73fe842bcb8cf840c48f7b83586.