Tags

- removed `using namespace std;` in header files
 - src/makefile: added `-std=c++17` to enable modern C++ features
 - added cmake build script
 - fix open span tag with CR as opening sequence (https://gitlab.com/saalen/ansifilter/-/issues/43)
 - adapted TCL extension for C++17 compilation (https://gitlab.com/saalen/ansifilter/-/issues/42)

- fixed invalid array access (https://gitlab.com/saalen/ansifilter/-/issues/35)
 - CLI: added `--no-default-fg` option to omit default foreground color (https://gitlab.com/saalen/ansifilter/-/issues/37)

- added stdin/stdio default stream hints in `--help` (https://gitlab.com/saalen/ansifilter/-/issues/34)
 - added shell completion scripts (https://gitlab.com/saalen/ansifilter/-/issues/36)

 - improved handling of carriage return (https://gitlab.com/saalen/ansifilter/-/issues/25)
 - applied makefile patch to address Portage warnings (https://gitlab.com/saalen/ansifilter/-/issues/24)
 - fixed section naming of LaTeX files if input path contained slashes
 - CLI: added `--max-size` option to limit input file size (default: 256 MB)