bacon v3.8.0

• with --headless, bacon runs without TUI - Fix #293
• --config-toml argument - Fix #284
• fix workspace level Cargo.toml file not watched
• copy-unstyled-output internal that you can bind with eg ctrl-c = "copy-unstyled-output". It's currently gated by the "clipboard" feature, please give feedback regarding compilation and usage - Fix #282 - Thanks @letsgetrusty
• list of loaded config files displayed in help page