Release api_core 1.4.1 (#6133)

Author: tseaver

CHANGELOG.md

@@ -4,6 +4,14 @@
 
 [1]: https://pypi.org/project/google-api-core/#history
 
+## 1.4.1
+
+### Dependencies
+- Pin minimum protobuf dependency to 3.4.0. ([#6132](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6132))
+
+### Internal / Testing Changes
+- Add type-checking via pytype to api_core. ([#6116](https://github.com/GoogleCloudPlatform/google-cloud-python/pull/6116))
+
 ## 1.4.0
 
 ### Dependencies

setup.py

@@ -22,7 +22,7 @@
 
 name = 'google-api-core'
 description = 'Google API client core library'
-version = '1.4.0'
+version = '1.4.1'
 # Should be one of:
 # 'Development Status :: 3 - Alpha'
 # 'Development Status :: 4 - Beta'