ListEnvelope has mutable ListIterator

[Vatavuk]

ListEnvelope is read-only but returns mutable ListIterator through which user can modify a list.

[0crat]

@llorllale/z please, pay attention to this issue

[llorllale]

@0crat in

[0crat]

@0crat in (here)

@llorllale Job #814 is now in scope, role is DEV

[0crat]

Bug was reported, see §29: +15 point(s) just awarded to @Vatavuk/z

[0crat]

The job #814 assigned to @krzyk/z, here is why; the budget is 30 minutes, see §4; please, read §8 and §9; if the task is not clear, read this and this

[0pdd]

@Vatavuk the puzzle #857 is still not solved.

[krzyk]

@Vatavuk changes in #845 were merged to master, please close this issue

[0crat]

@elenavolokhova/z please review this job completed by @krzyk/z, as in §30; the job will be fully closed and all payments will be made when the quality review is completed

[0crat]

The job #814 is now out of scope

[elenavolokhova]

@0crat quality good

[0crat]

Order was finished, quality is "good": +35 point(s) just awarded to @krzyk/z

[0crat]

Quality review completed: +8 point(s) just awarded to @elenavolokhova/z

[0pdd]

@Vatavuk the only puzzle #857 is solved here.