update scripts

package.json

@@ -58,7 +58,8 @@
     "jest-cli": "18.x.x",
     "react-test-renderer": "15.4.1",
     "remx": "0.1.x",
-    "semver": "5.x.x"
+    "semver": "5.x.x",
+    "shell-utils": "1.x.x"
   },
   "babel": {
     "env": {

scripts/ci.js

@@ -0,0 +1 @@
+

playground/scripts/exec.js → scripts/exec.js

@@ -22,3 +22,4 @@ module.exports = {
   execRead,
   execAsync
 };
+