v3.1.3

• major fixes:
  • GDK crash when updating parked windows geometry 4573f72
  • always free X11 images safely d7a4ae6
  • MS Windows clients mishandling some window hints (ie: Firefox) 3354a3a
  • connection errors when non-user-interactive clients are connected acc73dd
  • filenames with special characters when opened remotely 62f1d35
  • missing notifications due to icon parsing errors 9ea7cb9
  • handling of packet parsing errors cd5ee74
  • bencoder error when cuda info is missing 314df99
  • missing auto-refresh 9e77ef6
  • 'Content-Security-Policy' fixes and workarounds for Safari, xpra-html5 v6 a064cd0
  • keyboard mapping not honouring the more specific keymap definition cd392e9
  • honour system prefix when loading xkb keymaps 11dc9e2
  • launcher gui initialization error on Wayland 75cd311
  • audio and webcam not starting with some packet encoders b7d3f1e
• build and packaging:
  • build using CUDA 11.7 by default 371c43e, compile as C++11 ae934df
  • clean target left some generated files behind 369dff8
  • dependency updates 69b6696
  • MacOS new package signing key 5fda527
  • ffmpeg 5.0 compatibility 5864561
  • library updates: Cython 64b7074, pynvml a3f98f1, etc
  • workarounds for latest Cython with GCC 4 d1b1b6e, 137dd57
  • support almalinux fc9582d, rocklylinux and oraclelinux 8 build targets 328cd27
  • aarch64 builds cfc409a
  • content type updates: unityhub is a browser bf810d6, ffplay is video 2c6bf18
• minor bugs and tweaks:
  • clipboard errors with MS Windows clients and UTF8 data c6628c5
  • server errors on encoding change (ie: client tray menu) 300c42e
  • store and send client properties as strings f865199
  • configurable ping timeout delay d15a481
  • make it possible to run the client without some cython extensions 39a584e
  • 'xpra showsetting' subcommand errors 14acfa5
  • always expose the server socket location b681b43
  • make socket querying code more resilient 64c5164
  • potential race conditions with xpra info requests 95c5944
• cosmetic:
  • more understandable error message when ssh fails to connect 893fffd
  • during shutdown, ignore errors trying to set nodelay / cork 7d6dc14
  • clipboard error messages when there is no client handling it 6b3b003
  • avoid warnings triggered by Pillow v9 019288e
  • show disabled menu entries in MacOS menus with GTK3 builds 031e9cc
  • codec loader output was ignoring standard log output format 75db8f9
  • silence spurious authentication modules warnings ff5c4e4
  • always log the full backtrace for client connection errors dcd950c
  • use the correct license short names bbf9b26
  • nvml version query error f5b63ea
  • misc logging tweaks and fixes
• encodings:
  • disable vaapi with the ffmpeg encoder (crashy) f708203
  • handle grayscale png images with transparency 944da35
  • workaround for missing video mode client metadata beb34ea
  • don't send empty alpha channel d894b2a
  • never delay screen updates unless we have a video region 97dfa6a
  • jpeg decoder generated invalid picture metadata 4dcc573