Bump version to v0.4.0 (#5)

Author: lukesneeringer

video-intelligence/package.json

@@ -14,7 +14,7 @@
     "test": "repo-tools test run --cmd ava -- -T 5m --verbose system-test/*.test.js"
   },
   "dependencies": {
-    "@google-cloud/video-intelligence": "^0.3.2",
+    "@google-cloud/video-intelligence": "^0.4.0",
     "long": "^3.2.0",
     "safe-buffer": "5.1.1",
     "yargs": "10.0.3"