Stable3.2pre

the top part is your commit for tasks per user default (cherrypicked).

The bottom part solves an inconsistency: in this table, we denote the user specific priority as P.
Everywhere else it is UP.

Although the top of the table explains the new meaning of P in this table, I think we should rename to UP to be consistent.
extra addon (not included): the task shows the name and the priority in (P). We could denote that in the field list