Changes

• Fix taking a screenshot not working in some cases (see mupen64plus/mupen64plus-core#992)
• Fix some games being unable to save due to having an illegal character in the save filename (see mupen64plus/mupen64plus-core#993)
• Fix OSD tab crash in GLideN64 (see gonetz/GLideN64#2752)
• Fix an issue where the graphics plugin would show the 64DD IPL as ROM name in the settings even after booting a cartridge
• Fix "Refresh ROM List" in Hotkeys tab in settings dialog not reverting back to defaults when clicking on 'restore defaults'
• Fix "Remove Duplicate Keybindings" in settings dialog not behaving correctly in some cases
• Fix fallback application icons not respecting system icon theme on linux
• Add support for ndd/d64 files in zip files
• Add support for using the basename of the ROM filename for covers
• Add support for binding multiple inputs in RMG-Input
• Improve behavior of window when launching RMG with a ROM using the commandline
• Improve behavior of error message when emulation fails
• Improve behavior of hotkey buttons in settings dialog