Fix #55: Move anchors after node commands
The anchors were in the wrong place so that in the html docs, the
pointed to the section before the desired section. Move these anchors
after the @node so that they're associated with the correct node.
The anchors were in the wrong place so that in the html docs, the
pointed to the section before the desired section. Move these anchors
after the @node so that they're associated with the correct node.