bower2nix resolution support

bower.json

{
  "name": "pux-starter-app",
  "homepage": "https://github.com/alexmingoia/pux-starter-app",
  "authors": [
    "Alex Mingoia <talk@alexmingoia.com>"
  ],
  "description": "Starter Pux application using webpack with hot-reloading.",
  "main": "support/index.js",
  "license": "BSD3",
  "dependencies": {
    "purescript-pux": "5.0.3",
    "purescript-simple-dom": "fizruk/purescript-simple-dom"
  },
  "resolutions": {
    "purescript-maps": "^0.5.0"
  }
}

bower.nix

with (import <nixpkgs> {});

buildBowerComponents {
  name = "my-web-app";
  generated = ./bower-generated.nix;
  src = ./.;
}