This is a recommended bugfix release, especially for macOS users.
* Fix DPI scaling issue in macOS 10.15 "Catalina" (#794)
* Fix crash on macOS Catalina without "Input Monitoring" permission (#795)
* macOS installer now installs to /Library/Developer/Panda3D (#760)
* macOS thirdparty packages are now linked with libc++ (#584)
* Homebrew Python should now locate Panda libraries correctly (#755)
* Work around Tk bug cancelling Load Params in Particle Panel on macOS (#811)
* Fix NaN assertions when particles get very large positions (#822)
* Add support for Autodesk Maya 2020
* Fix maya2egg erroring when running from a pip installation (#709)
* Support DualShock 4 (2nd gen) controller on Windows
* Support .pz and .gz compressed models in deployment system
* Support implicit namespace packages in deployment system (#778)
* Fix issues when using CEF Python on macOS with deployment system
* Fix deployment system issues reading .pyc files in some Python versions
* Fix error with distutils package when deploying in a "virtualenv" env (#747)
* Fix "NameError: name 'mdef' is not defined" error when deploying (#721)
* Deployment system now strips weird -psn_* argument passed to macOS GUI apps
* Fix custom loader hooks sometimes not working with Actor (#750)
* Fix defaults for package_data_dirs in deployment system (#779)
* Fix issues with adding icons to deployed executable (#718)
* Add PNMImage.quantize() that palettizes using median cut algorithm
* Fix stereo and MRT FBO rendering in OpenGL ES (#815)
* RTM_copy_ram mode is now fixed for multiview textures in OpenGL
* Fix OpenGL multisample FBO issue with 16-bit float buffer (#756)
* Fix DirectX 9 crash when resizing vertex buffer in certain ways (#824)
* Workaround for infinite loop in Triangulator for certain polygons (#737)
* Fix dcparser issue with unpacking uint64 and int64 (#751)
* Fix ability to compile dcparser outside of the Panda3D codebase (#759)
* Fix all direct.stdpy.threading2 threads behaving daemonically (#758)
* direct.stdpy.threading2.Thread instances provide daemon and name properties
* Workaround for Tkinter crash on Windows when resizing window (#586)
* Fix possible stack overflow when reading many bytes from a stream (#754)
* Fix mouse confinement region on Windows not updating on window resize (#727)
* Fix mouse confinement being lost on Windows when window loses focus (#729)
* Support adjusting particle birth offset time (#769)
* Support building against OpenEXR 2.4 on Windows (#799)
* Fix ability to pass a tuple to loader.loadModel
* Fix an issue in interrogate with generating C bindings (#722)
* Fix a variety of ABI compatibility issues with NDEBUG builds
* Fix static linking of harfbuzz and freetype in makepanda
* Fix ability to specify --python-incdir and -libdir to makepanda on macOS
* `ls()` and `bam-info -ls` now list included animations
* Fix white ambient color when loading PBR materials from .bam/cache (#828)
* Fix inconsistent behavior when passing small values to shader inputs (#827)
* Fix very rare NVIDIA driver crash when mixing GLSL and Cg shaders
* Fix issue passing unicode to DirectScrolledList (#752)
* Fix interrogate parser issue with function-like macro expansion
* Interrogate now finds types nested in explicitly specialized template class
* Improve performance reading all data from a file with direct.stdpy.file
* PandaSystem now records whether libc++ or libstdc++ was used on macOS
* makepanda.bat now builds against Python 3.7 by default
* Many improvements to API documentation
* pandac/input/*.in interrogatedb files are now included in .whl builds
* Fix division exception in ServerRepository (#762)
* Fix ShaderBuffer contexts not being cleared at GSG destruction
* Fix DirectOptionMenu item text scale reset on item unhighlight (#768)
* Python particle classes now have snake-case aliases
* Fix crash printing out cached buffer contexts
* Rudimentary, experimental, low-level handling of digitizer input devices
