Fixed case where if a tool is being carried, and there are no available tool storage slots and then a hauling tasks starts, the haul task will start and stop until the haul item is picked up and tool dropped.
v0.645
Fix for additional hauling bug introduced in v0.639 that could cause singe stacks to be hauled instead of grabbing nearby extra haulables too.
v0.646
Fixed issue that could cause haulers to get stuck, introduced in v0.645.