text: Log message:
  grpc: updated to 1.28.1
  Release v1.28.1
  This release is a patch specifically for the Python bindings to address 22546.
  Python
  Backport 22549 to 1.28 (Only load simple stubs code on 3.6+ interpreters).
  Release v1.28.0
  This release contains refinements, improvements, and bug fixes, with highlights \
  listed below.
  Core
  feat: add x-goog-user-project header from quota_project_id field.
  Reintroduce 21527 (boringssl submodule unification - take two).
  Reintroduce 21527 (boringssl submodule unification).
  Treat an empty http_proxy mean "Don't use proxy" and skip parsing it.
  C++
  This release adds an experimental client side implementation of xDSv2 APIs. This \
  allows a gRPC client written in C++ to receive configuration from an xDSv2 API \
  compatible server and use that configuration to load balance RPCs. In this \
  release, only the virtual host matching and cluster route action is supported. \
  More features will be added in future.
  Cherrypick 22147: xds: send no-overprovisioning client capability and populate \
  user_agent fields.
  Fix regression in MSVC runtime flag.
  Unify boringssl submodules and use non-developer boringssl cmake build.
  Objective-C
  Fix ObjC memory consumption increase as app runs.
  Python
  Backport Simple Stubs Codegen to 1.28.
  [Aio] Generate gRPC AsyncIO API Reference.
  Experimental: Implement Top-Level Invocation Functions Not Requiring an Explicit \
  Channel.
  [Aio] Implement health checking servicer in AsyncIO.
  [Aio] Prohibit mixing two styles of API on client side.
  [Aio] Add channel_ready helper function.
  [Aio] Support compression for both client and server.
  [Aio] Close ongoing calls when the channel is closed.
  [Aio] Fix the server credentials & improve socket implementation.
  [Aio] Support wait-for-ready mechanism.
  [Aio] Fix the windows build failure.
  Stop building manylinux1 images.
  [Aio] Move status and initial metadata handling to Cython.
  Ruby
  Backport to 1.28.x: add ruby 2.7 to mac binary pkgs.
  Add ruby-2.7 to build process of binary gems for Windows and Linux.
  Log message:
  grpc: updated to 1.27.3
  Release v1.27.3
  This is a patch release for the gRPC-C++.
  Log message:
  grpc: updated to 1.27.2
  Release v1.27.2
  This is a patch release for the gRPC-Python.
  Log message:
  grpc: updated to 1.27.1
  Release v1.27.1
  This release contains refinements, improvements, and bug fixes.
  Python
  Temporarily Readd Manylinux1 Support.
  Log message:
  grpc: updated to 1.27.0
  Release v1.27.0
  Core
  fix build with OpenSSL1.1.1+ on Windows.
  Add a new submodule libuv v1.34.0.
  grpclb: Add support for balancer telling client to enter fallback mode.
  Bare bones of the libuv EventManager.
  Allow default use of system root certs on Android.
  C++
  Backport: Fix regression in MSVC runtime flag (for v1.27.x).
  Add Support for Full Chain Callbacks - experimental namespace.
  Improve documentation for building with CMake.
  Conditionally enable OPENSSL_NO_ASM for Visual Studio.
  Allow gRPC_INSTALL with module providers.
  Add Findc-ares.cmake module.
  Census client filter: use current span and tags.
  Improve & update BUILDING.md.
  Log message:
  *: Recursive revision bump for openssl 1.1.1.
  Log message:
  grpc: Add a version number to libupb too
  Fixes PLIST mismatches.
  Log message:
  grpc: updated to 1.26.0
  Release v1.26.0
  This release contains refinements, improvements, and bug fixes, with highlights \
  listed below.
  Core
  Fix compression filter crash on empty payload.
  Ensure awake pollset_work threads exist on Windows.
  Disable client_idle_filter.
  Remove gpr_get/set_allocation_functions.
  Security audit response.
  C++
  Automatically disable testing frameworks if gRPC_BUILD_TESTS=OFF.
  Do not build channelz when gRPC_USE_PROTO_LITE.
  Add options for all codegen plugins.
  gRPC-C++ podspec follows gRPC versioning.
  Issue 19208: Fix pollset_set_del_fd to cleanup all fd references.
  De-duplicate .proto file processing.
  cmake: Add VERSION and SOVERSION properties to libraries.
  Python
  Release Python3.8 wheels for Windows.
  Release Python3.8 wheel on macOS.
  Fix issue with exception being out of scope in Python 3.
  [AIO] Implement the shutdown process for AIO server and completion queue.
  Attempt to drop support for Python 3.4.
  AIO Unified call interface.
  Make sure Core aware of gevent Cython objects.
  [bazel] Add an ability to call an optional custom plugin for py_proto_library \
  and py_grpc_library.