show enum with 1 value as drop-down, avoids confusion as button
show enum with 1 value as drop-down, avoids confusion as button

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