Update Panopoly Magic for #2016643: Undefined index row_classes, group - use hook_view_pre_view instead of hook_views_pre_render
Update Panopoly Core for #2153291: The "Sort by" won't save in the "Content list" widget
Issue #2149175: Write Behat tests for Panopoly "content list" widget
Merge branch '7.x-1.x' into contentpage