<adornment name="" x="" y="" width="" height="" color=""/>
Make a new adornment in the current view. All units are in Tinderbox map units, and the colour is a named Tinderbox colour or supported colour data string (e.g. 'red' or '#FF0000').
Example:
<adornment name="Session 4" x="-3.5" y="-3" width="6" height="6" color="bright blue" />