Update Panopoly Core for #2285263: Update field_group to version 1.4.
Update Panopoly Admin for #2285271: Update 'breakpoints' to version 1.2.
Update Panopoly Admin for #2277549: Update admin_views to version 1.3.
Update Panopoly Core and Widgets for #2280887 by cboyden: Fixed Accessibility issues for link markup on Add Content overlay.
Issue #2285267: Test if Features are Overridden after install on Travis-CI.