Transparent background for main menu, hiding other levels than first for main...

Transparent background for main menu, hiding other levels than first for main menu, background color for breadcrumbs, removed inset and added border for search box, added CSS for flag-buttons and playlist button (to be moved), added styling for tables, changed branding second padding to accomodate menu + search box, float menu to right (TODO: should be only for branding-second region), changed positioning for search box, added fix for color module undefined index errors