fix #908 if all elements are disabled past the watchpoint, include the postPropagation
fix #908 if all elements are disabled past the watchpoint, include the postPropagation

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