has a function named Center that does more than just center
objects in relation to each other. But is has a couple of problems.
Can't be docked and it can't remain floating as new objects
It doesn't distribute objects, only aligns them.
Align&Distribute the dialog in non-modal, meaning that it
can be docked on the layout a be accessible faster and easily.
Also, it adds a simple distribution function. It is advisable
to read the note about the distribution to understand what method