Invoke extra expected steps, commonly used during upgrade via activities to accelerate the administrator actions while upgrading.

See merge request !536

See merge request !534

   The transfer is processed later, so the value wont appear right the way after proceed.

   .... unset require where it isn't needed.

  Hold the request makes the user hangs there waiting for response.

See merge request !533

See merge request nexedi/slapos.core!531

   This is a failover approach to prevent the user loose its value if it is not complaint with the field

See merge request nexedi/slapos.core!532

See merge request nexedi/slapos.core!524

  Do not browse whole related instance trees,  Only display directly related objects do keep more direct approach.

   This feature was merged into viewTickets, but we split into a second tab

   This uses catalog to fetch both Upgrades and Tickets, which is not good idea, since it has bad performance and use 2 listboxes works way better (since the columns differ).

   Script was removed since it had bad peformance

See merge request !530

See merge request !528

See merge request nexedi/slapos.core!526

See merge request nexedi/slapos.core!527

    if uid is empty it returns whole catalog

See merge request nexedi/slapos.core!529

   In short, use PUT rather them GET to request instance

    Use response from putAttachment to get the relative URL

   Call catalog on the uids for compute properly the list of objects to list (pagination + sort).

    Remarrk: This change isn't ideal and introduce an extra catalog call, but this only adds few microseconds (>10ms) to the return.