Update library to GA (GoogleCloudPlatform#1523)

nnegrey · andrewsg · commit 5abb012daa33 · 2018-06-14T16:42:35.000-07:00
diff --git a/texttospeech/cloud-client/requirements.txt b/texttospeech/cloud-client/requirements.txt
@@ -1 +1 @@
-google-cloud-texttospeech==0.1.0
+google-cloud-texttospeech==0.2.0
