Improve get_userlist() function by reducing data saved in the array and only store it when needed

[Wolfsblvt]

From this comment: 02d5158#commitcomment-9579668

Improve get_userlist() function by reducing data saved in the array and only store it when needed

[Wolfsblvt]

@Elsensee Let's see how far I can get here :P

[Wolfsblvt]

Important points for fixing this mentioned here: https://www.phpbb.com/community/viewtopic.php?p=13937476#p13937476

[gn36]

I would think that #10 would pretty much solve this also.

[Wolfsblvt]

Yeah, that would improve that too. But it still must be parsed once, on post submit. So this should be improved too I would say.

But you are right, most of the issues are connected in some way :D