A second execution of the test fail because arg2 modify things read by arg1.
Solution: clean after arg2
Signed-off-by: Jean Privat <jean@pryen.org>
-nitiwiki --config ../contrib/nitiwiki/tests/wiki1/config2.ini --clean --status
-nitiwiki --config ../contrib/nitiwiki/tests/wiki1/config2.ini --clean --render -v
+--config ../contrib/nitiwiki/tests/wiki1/config2.ini --clean --status
+--config ../contrib/nitiwiki/tests/wiki1/config2.ini --clean --render -v ; rm -r ../contrib/nitiwiki/tests/wiki1/out/