Devel::REPL::Plugin::B::Concise(3pm) on Linux

The text d3b0ef4e14d5, as Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch) shipped it.

B::Concise dumping of expression optrees

Devel::REPL::Plugin::B::Concise(3pm) on Linux now