Example of an NSStackView in an NSScrollView in an NSSplitView. This attempts to illustrate how to embed an NSStackView in an NSScrollView in an NSSplitView.
Based on the Apple InfoBarStackView sample code and the WWDC 2013 Session Video 213: Best Practices for Cocoa animation.
See TSStackView for a class that includes easy easy embedding of a stack view with an NSScrollView
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