Semi-automatic update. These checks were performed:
- built on NixOS
- ran `/nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0/bin/impressive -h` got 0 exit code
- ran `/nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0/bin/impressive --help` got 0 exit code
- ran `/nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0/bin/impressive -h` and found version 0.12.0
- ran `/nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0/bin/impressive --help` and found version 0.12.0
- ran `/nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0/bin/.impressive-wrapped -h` got 0 exit code
- ran `/nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0/bin/.impressive-wrapped --help` got 0 exit code
- ran `/nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0/bin/.impressive-wrapped -h` and found version 0.12.0
- ran `/nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0/bin/.impressive-wrapped --help` and found version 0.12.0
- found 0.12.0 with grep in /nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0
- found 0.12.0 in filename of file in /nix/store/xrdylnbdlswc3xwsidpqc2vklkjbrn5h-impressive-0.12.0
cc "@lheckemann"
- Fix finding SDL (would previously fail unless gcc was in environment)
- Use ghostscript rather than xpdf for rendering as it has a slightly
smaller closure
- Fix broken link for reasoning behind name change
- Add self to maintainers
- Add reference to DejaVu fonts so it can always find the OSD fonts
- Install manpage into correct location
