Tres Finocchiaro

@Rossmaxx: `winEventFilter` --> `win32EventFilter` and we should be good to merge.

~~After rebasing, I'm having trouble with the ARM64 DMGs. They're much harder to get working using CPack's built-in tools (versus node's `appdmg` utility which is working fine on master branch)....

Yeah, I can't seem to get the background image to work with CMake's DMG generator. I tried to copy the `.DS_Store` from a working DMG and the exact `./background/background.tiff` file...

> Basic `.run` (via `makeself`) support has been added via [177cd21](https://github.com/LMMS/lmms/commit/177cd21b1ca4a6e61aa26086755ab8b0e61339ed). Testing on Discord shows the following error, investigating... ```diff - ./lmms-1.3.0.run: /home/ubuntu/lmms2/build/cmake/linux/setup.sh: inaccessible or not found ```

> I'll have to revert the MacDeployQt script back to using appdmg. Done via ddca4e7.

Due to unreliability with FUSE (availability, compatibility), I'm changing this PR to always extracting AppImages before running them. Quoting `#dev-only` on Discord: > On the `cpack` branch, I'm making an...

> On Linux, Carla Rack and Carla Patchbay crash when I try to use them, and this is not the case on master Thanks! Should be fixed via https://github.com/LMMS/lmms/pull/7252/commits/aab4cc5bf8ffe2149ea7f7e1774d3731a1dbea20.

> > On Linux, Carla Rack and Carla Patchbay crash when I try to use them, and this is not the case on master > > Thanks! Should be fixed...

> @tresf There are 119 files and 2 directories under `squashfs-root/usr/lib` in this PR, but just 92 files and 1 directory in master. > > I'm not sure why there...

Apologies for the whitespace changes in the latest commit 508f430, but spaces and tabs were inconsistent. The relevant fix is the addition of `${EXCLUDES}` variable which adds `--exclude-library=pattern`. It could...