The feature would lift the entire base in the air and with your finger you can scroll around the base and when your ready there should a drop button.
But it can't be droped if it's out of the boundaries of the base.
So when your in edit mode an when your on the screen to build your base.
A new feature move entire base should be added.
Options that you can select are.
Lift button then when your ready a drop button appears.
Select drop when your satisfied with your base position.