tep (can have a fractional component, 
	but must be larger than 1). A collector sweep is forced when the 
	number of allocated objects exceeds the allocatedSweepLevel. 
	After a sweep, the allocatedSweepLevel is set to the allocated 
	object count times the allocatedStep. Returns self.
</div>
<a name="Collector-setDebug"></a><b>
setDebug(aBool)
</b>
<p>
<div class=slotDescription>
Turns on/off printing of collector debugging messages. Returns self.
</div>
<a name="Collector-setMarksPerAlloc"></a><b>
setMark