Changes since 4.5

• Raspberry Pi 4 support! Support is labelled as beta currently as there are still things to improve, but most emulators now run well.
• The RetroPie images are now based on Raspbian Buster - Stretch is no longer supported by Raspberry Pi (Trading) ltd. RetroPie will stop updating pre-built binaries for Stretch later in the year.
• Improvements to RetroPie packaging system and core RetroPie-Setup code so package state is remembered and binary updates will only be done if an updated binary is available. Source installs won’t be overwritten by a pre-built binary when updating also.
• RetroArch updated to v1.8.5.
  • New notification system with cheevos badges support.
  • RGUI can be themed.
  • Support for real CD ROM, with the ability to dump the disc image.
  • Improved disk control system, with support for labeling disks in .m3u files.
  • RetroAchievements support for PS1/Sega CD/PCEngine CD.
• EmulationStation updated to v2.9.1.
  • Scraper fixes for the TheGameDBNet.
  • Grid view improvements and bugfixes.
  • Theming improvements.
  • New options for "disable system name on custom collections" and "save gamelist metadata after each modification".
• Added videomode switching support to runcommand for KMS and X11 targets. SDL2 applications only.
• Added ioquake3 module for platforms other than Raspberry Pi 1-3.
• Replaced zdoom with lzdoom as zdoom is no longer maintained.
• amiberry - updated to 3.1.3 including ipf support.
• stella - updated to 6.0.1.
• SDL updated to 2.0.10 with rpi4/kms fixes.
• solarus - lots of updates to modernise the port.
• eduke32 - major overhaul including adding package for IonFury.
• zesarux - updated to v8.0.
• cgenius - updated to v2.3.6.
• drastic - update to 2.5.0.4 with RPI4 compatibility.
• scummvm - updated to v2.1.1.
• atari800 - updated to v4.2.0 (lr-atari800 config has been moved to lr-atari800.cfg to avoid conflicting)
• lr-mupen64plus / lr-mupen64plus-next - enable GLES3 support on rpi4.
• lr-opera - renamed from lr-4do.
• Sonic Robo Blast - updated to 2.2.
• Lots of other fixes and improvements.
• Added new experimental modules.
  • vvvvvv - Port of the popular platform / puzzle game VVVVVV.
  • lr-neocd - Neo Geo CD emulator.
  • redream - Dreamcast emulator for the Raspberry Pi 4.