[FIX][settings_improvement] field multi already in form in V8
[CHG][settings_improvement] exclude only search and qweb views
[FIX][settings_improvement] field partner_id already in form in V8
[FIX][settings_improvement] field inherit_children_ids already in V8
[CHG][settings_improvement] do not show number of records (groups) if group_id is empty
[FIX][settings_improvement] another field "modules" exists in the form; field display_name has been removed
[PEP8]