WCM-109 SF
WCM-133 Remove unnecessary parameter
WCM-133 Add referrer userSegment
WCM-133 Track view event in other portlets (only on page)
WCM-134 Add LayoutAssetRendererFactory
WCM-109 only display abstracts when there is more than 1 content to display
WCM-109 move thumbnails to the right side
WCM-109 hide/show thumbnails on hover