added subtypes to time span category; MIREOT'd fraction, rate, ratio, and percent; fixed UALs on existing classes; and added UALs to existing classes
added subtypes to time span category; MIREOT'd fraction, rate, ratio, and percent; fixed UALs on existing classes; and added UALs to existing classes

ApolloDev/apollo,ApolloDev/apollo,jvd10/apollo,ApolloDev/apollo,jvd10/apollo,jvd10/apollo,ApolloDev/apollo,jvd10/apollo