chore: release 1.16.0 (#76)

* updated CHANGELOG.md [ci skip]

* updated setup.cfg [ci skip]

* updated setup.py [ci skip]

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>
Co-authored-by: larkee <31196561+larkee@users.noreply.github.com>

CHANGELOG.md

@@ -4,6 +4,19 @@
 
 [1]: https://pypi.org/project/google-cloud-spanner/#history
 
+## [1.16.0](https://www.github.com/googleapis/python-spanner/compare/v1.15.1...v1.16.0) (2020-05-05)
+
+
+### Features
+
+* add support for retrying aborted partitioned DML statements ([#66](https://www.github.com/googleapis/python-spanner/issues/66)) ([8a3d700](https://www.github.com/googleapis/python-spanner/commit/8a3d700134a6380c033a879cff0616a648df709b))
+
+
+### Bug Fixes
+
+* add keepalive changes to synth.py ([#55](https://www.github.com/googleapis/python-spanner/issues/55)) ([805bbb7](https://www.github.com/googleapis/python-spanner/commit/805bbb766fd9c019f528e2f8ed1379d997622d03))
+* pass gRPC config options to gRPC channel creation ([#26](https://www.github.com/googleapis/python-spanner/issues/26)) ([6c9a1ba](https://www.github.com/googleapis/python-spanner/commit/6c9a1badfed610a18454137e1b45156872914e7e))
+
 ### [1.15.1](https://www.github.com/googleapis/python-spanner/compare/v1.15.0...v1.15.1) (2020-04-08)
 
 

setup.py

@@ -22,7 +22,7 @@
 
 name = "google-cloud-spanner"
 description = "Cloud Spanner API client library"
-version = "1.15.1"
+version = "1.16.0"
 # Should be one of:
 # 'Development Status :: 3 - Alpha'
 # 'Development Status :: 4 - Beta'