* don't ignore parts without stock in stocktake
#5621
* after including 0 stock parts, expect 14 parts to be in stocktake
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Co-authored-by: Oliver Lippert <oliver@lipperts-web.de>
* add wants_process_event to EventMixin
in register_event this function get called and the task is just offload if the plugin returns true
* add tests for wants_process_event
* fix comments for register_event after code changes
* add documentation for EventMixin.wants_process_event
* avoid pre-formatting log messages
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Co-authored-by: Oliver Lippert <oliver@lipperts-web.de>