fix(browser): fix browser support and make it build faster

Author: filipedeschamps

package.json

@@ -3,7 +3,6 @@
   "version": "1.0.3",
   "description": "Busca por CEP integrado diretamente aos serviços dos Correios e ViaCEP",
   "main": "dist/cep-promise.js",
-  "browser": "dist/cep-promise-browser.min.js",
   "scripts": {
     "test": "npm run coverage",
     "coverage": "babel-node node_modules/.bin/babel-istanbul cover _mocha -- --timeout 30000 test/**/*.spec.js",
@@ -14,10 +13,25 @@
     "lint-check": "standard",
     "lint-fix": "standard --fix",
     "build-node": "babel src --out-dir dist",
-    "build-web": "npm run build-node && browserify dist/cep-promise.js -s cep -o | uglifyjs > dist/cep-promise-browser.min.js",
+    "build-web": "browserify src/cep-promise.js -s cep -o | uglifyjs > dist/cep-promise-browser.min.js",
     "build": "npm run build-node && npm run build-web",
     "prepublish": "npm run build"
   },
+  "browserify": {
+    "transform": [
+      [
+        "babelify",
+        {
+          "presets": [
+            "es2015"
+          ],
+          "plugins": [
+            "add-module-exports"
+          ]
+        }
+      ]
+    ]
+  },
   "repository": {
     "type": "git",
     "url": "https://github.com/filipedeschamps/cep-promise.git"
@@ -35,6 +49,7 @@
     "babel-istanbul": "0.11.0",
     "babel-plugin-add-module-exports": "0.2.1",
     "babel-preset-es2015": "6.13.2",
+    "babelify": "7.3.0",
     "browserify": "13.1.0",
     "chai": "3.5.0",
     "chai-as-promised": "5.3.0",