Release v0.22.1 (#205)

Author: JustinBeckwith

vision/samples/package.json

@@ -12,7 +12,7 @@
     "test": "ava -T 1m --verbose system-test/*.test.js"
   },
   "dependencies": {
-    "@google-cloud/vision": "^0.22.0",
+    "@google-cloud/vision": "^0.22.1",
     "async": "^2.6.1",
     "natural": "^0.6.1",
     "redis": "^2.8.0",