clean code

package.json

@@ -26,9 +26,9 @@
     "clean:public": "rimraf -- public/js",
     "clean:dll": "rimraf -- dll",
     "clean": "npm cache clean && npm run rimraf -- public/js dll",
-    "generate-plugin-definitions-source": "mkdirp tmp/plugins && node bin/generate-plugin-definitions-source.js",
-    "prebuild:dev": "npm run generate-plugin-definitions-source",
-    "prebuild:prod": "npm run generate-plugin-definitions-source",
+    "plugin:def": "node bin/generate-plugin-definitions-source.js",
+    "prebuild:dev": "npm run plugin:def",
+    "prebuild:prod": "npm run plugin:def",
     "prestart": "npm run build:prod",
     "server:dev:watch": "node-dev app.js --watch",
     "server:dev": "node app.js",