add listener computeParametersFrom to watchBeamlineField of computePGMValue, computeGratingOrientation according to Paul suggestions.
add listener computeParametersFrom to watchBeamlineField of computePGMValue, computeGratingOrientation according to Paul suggestions.

mkeilman/sirepo,radiasoft/sirepo,radiasoft/sirepo,mkeilman/sirepo,mkeilman/sirepo,radiasoft/sirepo,mkeilman/sirepo,radiasoft/sirepo,radiasoft/sirepo