Do not export test js files

Author: onurkerimov

package.json

@@ -7,7 +7,7 @@
     "start": "yarn build:css & styleguidist server",
     "build": "yarn build:css & yarn build:js & styleguidist build",
     "build:css": "postcss 'src/styles.scss' -d dist --ext css & postcss 'src/theme/*.scss' -d 'dist/theme' --ext css",
-    "build:js": "babel ./src --out-dir ./dist",
+    "build:js": "babel ./src --out-dir ./dist --ignore test.js",
     "lint": "eslint 'src/**/*.js'",
     "test": "jest",
     "preversion": "yarn clear & yarn build"