V4 Roadmap

## v4

* [ ] Replace the embedded module walker with `flora-colossus`
* It's currently used by Electron Packager for pruning purposes

## v3 (done)

* [x] Require Node 10.x (#357)
* Node < 10 isn't supported by the Node folks, and some dependencies require Node 10
* Reduces the amount of code generated by TypeScript
* [x] Replace `spawn-rx` with `@malept/cross-spawn-promise` (#358)
* The backtraces should be clearer
* It's used by other tools in the Electron ecosystem
* [x] Remove deprecated APIs (#362)
* sequential args API
* [x] Use `node-gyp` as a module instead of shelling out (#363)
* [x] Require Node 12.x
* Node < 12 isn't supported by the Node folks, and some dependencies require Node 12
* Reduces the amount of code generated by TypeScript