chore: release 1.7.0 (#933)

🤖 I have created a release \*beep\* \*boop\* 
---
## [1.7.0](https://www.github.com/googleapis/nodejs-pubsub/compare/v1.6.0...v1.7.0) (2020-03-29)


### Features

* add a close() method to PubSub, and a flush() method to Topic/Publisher ([#916](https://www.github.com/googleapis/nodejs-pubsub/issues/916)) ([4097995](https://www.github.com/googleapis/nodejs-pubsub/commit/4097995a85a8ca3fb73c2c2a8cb0649cdd4274be))
---


This PR was generated with [Release Please](https://github.com/googleapis/release-please).

Author: release-please[bot]

handwritten/pubsub/CHANGELOG.md

@@ -4,6 +4,13 @@
 
 [1]: https://www.npmjs.com/package/@google-cloud/pubsub?activeTab=versions
 
+## [1.7.0](https://www.github.com/googleapis/nodejs-pubsub/compare/v1.6.0...v1.7.0) (2020-03-29)
+
+
+### Features
+
+* add a close() method to PubSub, and a flush() method to Topic/Publisher ([#916](https://www.github.com/googleapis/nodejs-pubsub/issues/916)) ([4097995](https://www.github.com/googleapis/nodejs-pubsub/commit/4097995a85a8ca3fb73c2c2a8cb0649cdd4274be))
+
 ## [1.6.0](https://www.github.com/googleapis/nodejs-pubsub/compare/v1.5.0...v1.6.0) (2020-03-04)
 
 

handwritten/pubsub/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@google-cloud/pubsub",
   "description": "Cloud Pub/Sub Client Library for Node.js",
-  "version": "1.6.0",
+  "version": "1.7.0",
   "license": "Apache-2.0",
   "author": "Google Inc.",
   "engines": {