Use format auto-detection only on built-in formats (fix #5772)

Fix zoom level 20% distorts layers (fix #5774)

[thumbnailer] Fix StreamAdaptor impl'ing FileInterface::writeBytes()

We've added a new dio::FileInterface::writeBytes() member function
that must be implemented.

Fix selection tool performance in tilemap layers in 'Tiles' mode

Before this fix, large tiles (e.g. 128x128) caused a noticeable
delay when releasing the mouse button during a selection action
in tilemap mode 'Tiles'.
The issue becomes more noticeable with larger tile sizes.

Avoid capturing structured bindings (this is a C++20 extension)

[lua] Update scripting API version to 39

Fix not responding menus after using Keyboard Shortcuts dialog (fix #…

…5591)

Update laf module

Minor change in Corner Radius UI to avoid double popup

Now the ButtonSet::Item acts like a switch to show/hide the entry
field.

Fix possible divide by zero crash (fix #3472)

We didn't receive this crash report anymore, but just in case we avoid
the division by zero.