* plugin changes to support script plugins
* all platforms can have plugins with file extensions
* added .cmd, .py, .ps1 for windows
* added more trace! statements to document request and response
* WIP
* pretty much working, need to figure out sink plugins
* added a home for scripting plugin examples, ran fmt
* Had a visit with my good friend Clippy. We're on speaking terms again.
* add viable plugin extensions
* clippy
* update to load plugins without extension in *nix/mac.
* fmt
