**Acceptance criteria**

- New column structure
- Split name and first name into two separate columns
- Show username as a separate column
- Show group of a user in separate column
- Begin of the insertionAPI/hook to properly integrateEnd of the insertion Begin of the deletion IntegrateEnd of the deletion costs plugin
- Begin of the insertionAPI/hook to properly iIntegrateEnd of the insertion Begin of the deletion IntegrateEnd of the deletion impermanent membership plugin
- Sorting
- Clicking on a columns header sorts the table alphabetically (similar to administration -\> projects)
- Show members that have the status “locked” and “invited”.
- Search
- A search button opens a search panel under the toolbar
- Three search fields: Name/Username, Group, Status Begin of the insertion
- Show/hide search panel (hidden by default, status saved in session)End of the insertion
- Add new user
- Clicking the add-button opens the add-panel.
- Integrate the Add Screen in a add panel under the toolbar
- Showing the users already added to the projects (currently they are ignored). Begin of the insertion
- Show/hide add user panel (hidden by default, status saved in session)End of the insertion