A node that is similar to
Arrange Layers in Grid however differs by simply grouping all layers together as close as possible.
Node could allow choice as to concatenate layers vertically, or horizontally, and also how they are aligned:
This would be great to easily create UI elements and controls grouped together that are different sizes or lengths. Think of having a Play button next to a Time Slider UI. The Time Slider will be long yet the same height as the play button.
By grouping these together it would make UI design simple and easy to change onthefly, or while a program is running.