Add function to create status table window.
Fix broken "return" statement.
Remove unused stuff.
Add functions to lookup row numbers by ID or name.
Improve comment, add todo.
Simplify and split functions changing ROI selections.
Add function to check if a non-image window with a given name exists.
Add function to generate square-brackets enclosed table name string.
Don't return name anymore, plus some WS changes.
Remove some more unused stuff.
Add functions to get and set the status table content.
Improve description, WS changes.
Add more columns, add function description, WS adjustments.
Add function to mark primary ROI.