TODO list for RT Shredder extension

	* approvals clean ups
	* cover all RT objects
	* write docs
	* write full command line interface
	* write export API
	* discover rt2-to-rt3 migration tools and its file format

	* Generalize next code:
        $obj = $self->Object;
        if( defined $obj->id ) {
                push( @$list, $obj );
        } else {
                my $rec = $args{'Shredder'}->GetRecord( Object => $self );
                $self = $rec->{'Object'};
                $rec->{'State'} |= INVALID;
                $rec->{'Description'} = "Have no related Object #". $self->id ." object";
        }

	* adopt for 3.2 changes




