chore: release 1.29.0 (#199)

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

Author: release-please[bot]

CHANGELOG.md

@@ -4,6 +4,18 @@
 
 [1]: https://pypi.org/project/google-api-core/#history
 
+## [1.29.0](https://www.github.com/googleapis/python-api-core/compare/v1.28.0...v1.29.0) (2021-06-02)
+
+
+### Features
+
+* HTTPIterator now accepts a page_size parameter to control page … ([#197](https://www.github.com/googleapis/python-api-core/issues/197)) ([a421913](https://www.github.com/googleapis/python-api-core/commit/a4219137a5bfcf2a6f44780ecdbf475c1129e461))
+
+
+### Documentation
+
+* fix broken links in multiprocessing.rst ([#195](https://www.github.com/googleapis/python-api-core/issues/195)) ([8d8bc51](https://www.github.com/googleapis/python-api-core/commit/8d8bc5150ee5543b4aeb2c271da034a5305d1436))
+
 ## [1.28.0](https://www.github.com/googleapis/python-api-core/compare/v1.27.0...v1.28.0) (2021-05-20)
 
 

google/api_core/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "1.28.0"
+__version__ = "1.29.0"