Measurement of direct and charge-exchange excitation cross sections in collisions of 1--1800-eV (laboratory frame) He/sup +/, Ne/sup +/, Ar/sup +/, Kr/sup +/, and B/sup +/ ions and of 1--3600-eV He/sup 2 +/, Ne/sup 2 +/, and Ar/sup 2 +/ ions with Oâ (wavelength region 2000--8000 A)