update PortPlacement

Updating PortPlacement extension to enable use with the Markups module.

Extension revisions comparison:

https://github.com/giogadi/PortPlacement/compare/giogadi:0dd35b09c5c34126d917cc3c0c86cb265a908919%E2%80%A6giogadi:48b20ae48fcf02ed85b7ba9abf910e0edc92a9b3