Add babel-runtime to dependencies

Author: cheton

package.json

@@ -1,6 +1,6 @@
 {
   "name": "github-release-cli",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "description": "A command-line tool for uploading release assets to a GitHub repository",
   "homepage": "https://github.com/cheton/github-release-cli",
   "author": "Cheton Wu <cheton@gmail.com>",
@@ -28,6 +28,7 @@
     "cli"
   ],
   "dependencies": {
+    "babel-runtime": "^6.22.0",
     "commander": "^2.9.0",
     "github": "^8.1.1"
   },