chore: release 0.28.0 (#529)

* updated CHANGELOG.md [ci skip]

* updated setup.py

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

Author: release-please[bot]

CHANGELOG.md

@@ -1,5 +1,17 @@
 # Changelog
 
+## [0.28.0](https://www.github.com/googleapis/gapic-generator-python/compare/v0.27.0...v0.28.0) (2020-07-16)
+
+
+### Features
+
+* add retry config passed to bazel rule ([#526](https://www.github.com/googleapis/gapic-generator-python/issues/526)) ([9e96151](https://www.github.com/googleapis/gapic-generator-python/commit/9e96151d702786912fcf033f7535efad8ae754ee))
+
+
+### Bug Fixes
+
+* paged code and templates are no longer message centric ([#527](https://www.github.com/googleapis/gapic-generator-python/issues/527)) ([00ba77c](https://www.github.com/googleapis/gapic-generator-python/commit/00ba77c3d27ef9a0b8742db3660983b80a68c672))
+
 ## [0.27.0](https://www.github.com/googleapis/gapic-generator-python/compare/v0.26.6...v0.27.0) (2020-07-13)
 
 

setup.py

@@ -20,7 +20,7 @@
 
 PACKAGE_ROOT = os.path.abspath(os.path.dirname(__file__))
 
-version = "0.27.0"
+version = "0.28.0"
 
 with io.open(os.path.join(PACKAGE_ROOT, "README.rst")) as file_obj:
     README = file_obj.read()