/* This class is parent to listvector, ordervector, rabundvector, sabundvector, sharedordervector, sharedrabundvector, sharedsabundvector.
The child classes all contain OTU information in different forms. */
/* This class is parent to listvector, ordervector, rabundvector, sabundvector, sharedordervector, sharedrabundvector, sharedsabundvector.
The child classes all contain OTU information in different forms. */