Record
getObject() {
	return new OPTRecord();
}
Options - describes Extended DNS (EDNS) properties of a Message.
No specific options are defined other than those specified in the
header.  An OPT should be generated by Resolver.

EDNS is a method to extend the DNS protocol while providing backwards
compatibility and not significantly changing the protocol.  This
implementation of EDNS is mostly complete at level 0.

@see Message
@see Resolver 

@author Brian Wellington
src/main/java/core/org/xbill/DNS/OPTRecord.java