EDIT

fix #7210 Add salt for User

ref #7238 rename lastName and firstName

fix #7276 Make User.emailAddress a unique field

ref #6879 fix stepName

fix #7405 Rename WorkingSet to DescriptiveDataSet

fix #7374 Set titleCache of feature trees to protected

fix #2335 Make WorkingSet IdentifiableEntity

fix #6879 Update uuid and name for admin user group

fix #7096 Add second symbol attribute to DefinedTermBase

ref #7109 Rename nom. valid to nom. val.