Update Babel deps (#561)

Fixes #551

Author: arv

package.json

@@ -8,15 +8,15 @@
   },
   "dependencies": {
     "ansi-html": "0.0.5",
-    "babel-core": "^6.14.0",
+    "babel-core": "^6.17.0",
     "babel-plugin-transform-decorators-legacy": "^1.3.4",
-    "babel-preset-es2015": "^6.14.0",
-    "babel-preset-react": "^6.11.1",
-    "babel-preset-stage-0": "^6.5.0",
-    "babel-traverse": "^6.15.0",
-    "babel-types": "^6.15.0",
+    "babel-preset-es2015": "^6.16.0",
+    "babel-preset-react": "^6.16.0",
+    "babel-preset-stage-0": "^6.16.0",
+    "babel-traverse": "^6.16.0",
+    "babel-types": "^6.16.0",
     "babelify": "^7.3.0",
-    "babylon": "^6.9.1",
+    "babylon": "^6.11.4",
     "chalk": "^1.1.1",
     "chokidar": "^1.2.0",
     "concat-stream": "^1.5.0",