Returns the cell at the specified row and column.
Original signature is '- (id)cellAtRow:(NSInteger)row column:(NSInteger)column'
Available in Mac OS X v10.0 and later.


The NSCell object at the specified row and column location specified, or nil if either row or column is outside the bounds of the receiver.

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