v2.8

* shellcheck-clean
* spaces => tabs
* add vi indent settings comment

v2.7

* completion for commands
* silence warning from GNU find
* finder: abort on not-macOS
* last: actually run provided command

version: actually report correct version!

add 'newgo' command

some openssl versions lack "openssl sha"

add "last" command, version 2.3

v2.2 version bump