The largest international network of vacation rental websites, HomeAway, announced this week its acquisition of EscapeHomes.com.   With this addition HomeAway expands its offerings, providing owners the tools to research and find real estate professionals who specialize in second homes and their dream vacation, investment or retirement home. Other sites owned include VRBO.com, Holiday-Rentals.co.uk, Abritel.fr and FeWo-direkt.de.