v2.8.1dev, march 2022 release

welcome to the 2.8.1 development release for March 2022.
This release currently has no significant sound or trigger changes from the last 2.8 release published prior to it's abandonment by the previous soundpack developers. the only changes are updates to the readme file, and minor set file changes to bring the credits and other necessary information up to date with the current development environment, and other credit updates where necessary.