feat: release as production/stable

resolves #6, resolves #13

Release-As: 1.0.0

README.rst

@@ -1,15 +1,23 @@
-Python Client for IAM API (`Alpha`_)
+Python Client for IAM API
 ================================================================
 
+|ga| |pypi| |versions|
 
-
-`IAM API`_: IAM API
+`IAM API`_: Manages identity and access control for Google Cloud Platform resources, including the
+creation of service accounts, which you can use to authenticate to Google and make API calls.
 
 - `Client Library Documentation`_
 - `Product Documentation`_
 
-.. _Alpha: https://github.com/googleapis/google-cloud-python/blob/master/README.rst
+.. |ga| image:: https://img.shields.io/badge/support-GA-gold.svg
+   :target: https://github.com/googleapis/google-cloud-python/blob/master/README.rst#general-availability
+.. |pypi| image:: https://img.shields.io/pypi/v/google-cloud-iam.svg
+   :target: https://pypi.org/project/google-cloud-iam/
+.. |versions| image:: https://img.shields.io/pypi/pyversions/google-cloud-iam.svg
+   :target: https://pypi.org/project/google-cloud-iam/
+
 .. _IAM API: https://cloud.google.com/iam
+
 .. _Client Library Documentation: https://googleapis.dev/python/iamcredentials/latest
 .. _Product Documentation:  https://cloud.google.com/iam
 

setup.py

@@ -26,7 +26,7 @@
 # 'Development Status :: 3 - Alpha'
 # 'Development Status :: 4 - Beta'
 # 'Development Status :: 5 - Production/Stable'
-release_status = "Development Status :: 3 - Alpha"
+release_status = "Development Status :: 5 - Production/Stable"
 dependencies = [
     "google-api-core[grpc] >= 1.14.0, < 2.0.0dev",
     'enum34; python_version < "3.4"',