Revert "bool is all that is needed"
Revert "bool is all that is needed"

This reverts commit de563001014852c8926764a2851b0f430221c3e2.

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