pb-toggle-feature initial value not being picked up by pb-view

[line-o]

The initial state of pb-toggle-feature is not respected by pb-view

To reproduce compare

• http://localhost:8000/demo/pb-toggle-feature2.html

with the rendered page when the initial state has been reflected to the URL (reloading the page after the initial URL state has been replaced)

• http://localhost:8000/demo/pb-toggle-feature2.html?plain=off&norm=on&view=single&odd=dantiscus&path=test%2Fcortes_to_dantiscus.xml