feat: fs.watch family of apis and fs mirror utility (#1)

* feat: support for fs.watch family of apis

* feat: mirror utility api to handle testing and inspection

* improve: tests for the mirror utility

* improve: mirror utility input and output

* chore: version bump

* chore: removed deprecated plugin in favor of browserify-webpack-plugin

* chore: formatting

* feat: split builds for better native support

added a native build to pull Stream and Buffer environments from the environment to better support Node.

chore: version bump to 1.2.0

improve: raise the hard size limit to 256MB to be anything practical

chore: setup in browser karma testing + fixed rust metadata

fix: "process" undefined in browser runtime

feat: initial commit, separated from monolith into its own repo