Bugfix: Portfolio post types and non settable page templates types were not previewing the correct layout in the Cornerstone preview
Bugfix: Navigation display on certain sites were having an undefined property `theme_location` warning
Bugfix: Video volume control for videos was missing on mobile
Bugfix: Accordion items would flicker open on page load when they were already opened
Bugfix: Width 100% has been placed on tab panels to prevent an issue where a slider could expand the tab panel in a broken looking way
