Merge commit '846e14a5b7cf5113e182349aae434bf6b8342013' into hierarchical-facets3

Conflicts:
	themes/bootprint3/css/compiled.css
	themes/bootstrap3/css/compiled.css
	themes/bootstrap3/templates/search/home.phtml
Implemented a search listener for handling hierarchical facets in search results. Added a couple of options for controlling the display of hierarchical facets. Renamed FacetHelper to HierarchicalFacetHelper and made its method non-static.
Changed HierarchicalFacetHelper to an invokable.
Merge branch 'hierarchical-facets3'

Conflicts:
	themes/bootstrap3/templates/search/home.phtml