Option to place units with settings and groups applied

[RexTheWho]

Much like how you can place units into a continent of your choosing would be handy for a variety of reasons to let people place units down with options like Hide On Projection Light or to have units automatically included in a selected editor groups.

This can be helpful for multi-member projects where someone might be told to do all their art stuff in an art editor group that has shadows disabled and it can all be selected in one go to be tweaked by another person.

To be clear these options: