I too would LOVE something like this - plugin management with the PhoneGap/Cordova CLI is so annoying. This blog post here may be a start to something like this - but I'm not quite sure A) how to leverage it yet or B) how well it would work.
http://nocurve.com/cordova-update-all-plugins-in-project
My initial attempt at running the entire script right in the terminal command line did create an output of text with add/remove plugin commands ... but they didn't actually execute they just echoed into the terminal. I've reached out to the author hoping they will explain a bit more.