Added dev:examples

package.json

@@ -12,7 +12,8 @@
     "build:examples": "examples/buildAll node_modules/.bin/browserify",
     "clean": "rm -rf lib && rm -rf dist",
     "lint": "eslint src/**/*.js",
-    "preview": "npm run watch & npm run server",
+    "dev": "npm run watch & npm run server",
+    "dev:examples": "npm run watch & npm run server",
     "server": "browser-sync start --config bs-config.js",
     "test": "bin/test",
     "test:phantom": "zuul test/spec/upload.js --phantom",