-start option does not work for checkimages.py:
C:\pwb\GIT\core>pwb.py checkimages -start:Foo -simulate Loading the allowed licenses... >> No additional settings found! << [[!!! Aussprachehinweis.jpg]] seems ok, license found: {{Bild-PD Schöpfungshöhe}}...
The reason was an inappropriate change in a7cdbcf (new) line 1608.