Misplaced header closing tag breaks the layout of the public collections show view

[jzimpel]

Descriptive summary

The public collections show view breaks the default layout. The footer is not centered any more and has moved to the right.
In the source view the Browser reports a misplaced header closing tag.

Tested on 3.0.0.pre.rc2 in Firefox and Opera.

Steps to reproduce the behavior

Open the public show view of a collection (/collections/:id).

[jzimpel]

The misplaced header closing tag can be found in app/views/hyrax/collections/show.html.erb L. 50.
Should be a closing div tag.