Alex Shklianko

Missing this property in ContentVersion class. This prop will help to identify Move/Rename version history items

We need the same localization options as for `AdminToolDescriptor.java`, so widget config could look like this: ``` Content Studio Manage content and sites contentstudio.menuitem ```

[App-snapshotter](https://github.com/enonic/app-snapshotter) runs scheduled cleanup once an hour by default, and that cleanup may fail silently in elastic with no trace in our logs if other snapshot is being created in...