Added a new test file

For working with Google Apps Script
Bird hatching location fixed

When there were more than one top-level backside the bird flew to the
top one.

Also adjusted where the bird ends up.
Adjusts nests position after egg hatch
More than one vacuum can be on a page

Needed for tutorials and manuals.
More than one wand can be on a page
Tools cause scrolling if needed

When holding a tool and reaching the edge of the page the window is
scrolled automatically.
Updated first cardinality activity