Release 4.0.0 [C++-Rewrite]

• Rewrite in C++
• Rename binary to mesonlsp
• Add --version switch (C++ version)
• Drop support for Debian/Ubuntu packages
• Drop support for AUR packages
• Drop support for macos 12
• Add support for inlay hints for positional arguments.
• Improve auto-completion
• Adding/Changing subprojects requires languagserver restart on Windows/macOS. This will be addressed in future releases
• muon is now built-in. => others.muonPath is obsolete now.
• Add linting.disableUnusedVariableCheck that allows disabling checks for unused variables
• Add linting.disableArgTypeChecking to disable type checking of argument types.
• Add others.defaultFormattingConfig that takes a path to the default muon config file.
• Add others.removeDefaultTypesInInlayHints that allows removing clutter from inlay hints.
• Add others.useCustomParser to use a custom parser (true by default)
• Add others.disablePosargInlayHints to disable inlay hints for positional arguments
• Formatting will now respect muon_cfg.ini
• Bug fixes to the unused variable check
• File size decreases
• Major performance improvements
• Less RAM usage
• Various typing improvements