updated electron version to 4.0.1
updated electron version to 4.0.1

updated electron version in devDependencies from 3.0.7 to 4.0.1
ColumbusCollaboratory/electron-quick-start,ColumbusCollaboratory/electron-quick-start,ColumbusCollaboratory/electron-quick-start,ColumbusCollaboratory/electron-quick-start,ColumbusCollaboratory/electron-quick-start,atom/electron-quick-start,atom/electron-quick-start,ColumbusCollaboratory/electron-quick-start,ColumbusCollaboratory/electron-quick-start,ColumbusCollaboratory/electron-quick-start,ColumbusCollaboratory/electron-quick-start,ColumbusCollaboratory/electron-quick-start,ColumbusCollaboratory/electron-quick-start