message: package.json: fixed prepublish task
diff: "svg-sprite-loader": "^3.6.2"
  },
  "scripts": {
  - "prepublish": "npm run clear && npm run build && npm run icons",
  + "prepublish": "npm run clear && npm run icons && npm run build",
  "styleguide": "NODE_ENV=production styleguidist server --config=styleguide/config.js",
  "styleguide:build": "NODE_ENV=production styleguidist build --config=styleguide/config.js",
  