Specialized commands for loading raw data from the SPHERES neutron backscattering spectrometer at JCNS.

Command	Action
ry	Load energy spectra
ry2	Load also spectra for open state
ry4	Load also chopper histograms
ry8	Load spectra for two beam directions separately
ryd	Load spectra for two beam directions only
rs	Load a series of energy spectra
rs2	Load series, including open-state spectra