Features and Fixes Added in Version 4.70.0

• #331 FixDockAsDocument fix bug with CanExecute and Execute for DockAsDocument (thanx to askgthb)
• #328 NullCheck for currentActiveContent (thanx to Ben bbuerger)
• #327 Add default width and height of LayoutAnchorable (thanx to Anders Chen)
• #326 A more complete fix to per-monitor DPI issues (thanx to Robin rwg0)
• #324 Navigator Window Accessibility fixes (thanx to Siegfried Pammer)