minor default parameter change
minor default parameter change

amitdo/ocropy,lunactic/ocropy,lunactic/ocropy,mapbased/ocropy,amitdo/ocropy,kba/ocropy,kba/ocropy,danvk/ocropy,stweil/ocropy,stweil/ocropy,dnacreative/ocropy,lunactic/ocropy,dnacreative/ocropy,aws623/ocropy,dnacreative/ocropy,olivernina/ocropy,catethos/ocropy,liuqingjie/Ocropy,zuphilip/ocropy,catethos/ocropy,loveheaven/ocropy,aws623/ocropy,mapbased/ocropy,tmbdev/ocropy,zuphilip/ocropy,braddockcg/ocropy,mapbased/ocropy,stweil/ocropy,braddockcg/ocropy,amitdo/ocropy,olivernina/ocropy,tmbdev/ocropy,tmbdev/ocropy,zuphilip/ocropy,braddockcg/ocropy,loveheaven/ocropy,loveheaven/ocropy,danvk/ocropy,liuqingjie/Ocropy,kba/ocropy,danvk/ocropy,liuqingjie/Ocropy,olivernina/ocropy,catethos/ocropy,aws623/ocropy