Update storage samples. (#263)

* Update storage samples.

* Update dependencies.

Author: jmdobry

packages/google-cloud-language/samples/package.json

@@ -8,9 +8,9 @@
     "test": "cd ..; npm run st -- language/system-test/*.test.js"
   },
   "dependencies": {
-    "@google-cloud/language": "^0.6.0",
-    "@google-cloud/storage": "^0.4.0",
-    "yargs": "^6.4.0"
+    "@google-cloud/language": "0.7.0",
+    "@google-cloud/storage": "0.6.0",
+    "yargs": "6.5.0"
   },
   "engines": {
     "node": ">=4.3.2"