Changes
/* Properties */
{{Item/ClientFeature|Editing|y|y|y|}}
{{Item/ClientFeature|Invisible Properties|y|y||}}
{{Item/ClientFeature|[[MetaProperty#Default_value|Default and Initial Values]]|y|y||}}
{{Item/ClientFeature|Property Value Validation|y|y||Logging the date, time and session for a property change.}}
{{Item/ClientFeature|Property Value Validity Borders|y|n||A value interval with warning and error boundaries.}}
