Removes each object in another given set from the receiving set, if present.
Original signature is '- (void)minusSet:(NSSet *)otherSet'
Available in Mac OS X v10.0 and later.


- otherSet (NSSet)
- The set of objects to remove from the receiving set.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)