Right-click on the title bar of the command window and select
'Properties', then on the 'Options' tab tick the box for the 'QuickEdit
mode', then click 'Ok' and select that the changes should apply to all
windows using the same name.
After that you can paste text from the clipboard using the right
mouse-button, highlight text while holding the left mouse-button and
copy selected text using the ENTER key.
