Hi
From developer’s feedback, I’ll update plugins.
Can’t say exactly when I’ll be able to fix this, will try to manage this quickly
Concerning newspaper plugin, I’ve opened a bug in github:
For Channels to Layers, as it’s now a part of Krita, an official bug has been created:
https://bugs.kde.org/show_bug.cgi?id=461147
(note: patch to fix bug is provided with bug declaration 
)
Grum999