chore: release 1.0.0 (#225)

Author: bcoe

texttospeech/package.json

@@ -14,7 +14,7 @@
     "test": "mocha --timeout=60000"
   },
   "dependencies": {
-    "@google-cloud/text-to-speech": "^0.5.1",
+    "@google-cloud/text-to-speech": "^1.0.0",
     "yargs": "^13.0.0"
   },
   "devDependencies": {