This will find .bat files as well as .exe.

Only affects the case when plugins are invoked from PATH.

This does not change behaviour when compiled under Cygwin..

Added conformance test impl file to CMake.

Fixes JSON Loading of Any messages with Unknown Fields  in C++

Added cmake build files for the conformance test runner.

Add contributing guidelines.

* Fix well known type class not inheriting Message

Previously, well known types only implement Message interface but not inhert it.
Fix the problem by calling zend_do_inheritance

* Add back commented tests

* Add missing reference to conformanc_test_impl.cc in Makefile

* Update conformance failure list

Credit goes to @mercret for the fix.

Use ./tests.sh cpp to run it

update version

Request new option extension (and update URLs for existing projects)

Update options.md | fix website url for C# port

Update my projects' (DCCL / Goby) URLs.
Propose new extension for CGSN Mooring project.

I want to use the conformance tests from upb, which is switching
to CMake.

Update options.md | fix website url for C# port of protocol buffers.. From `http://github.com/jskeet/dotnet-protobufs` to `https://github.com/jskeet/protobuf-csharp-port`

Revert changed links in Dockerfiles.

These changes require building new docker images and without new images
our kokoro tests are all failing.

Replace repo links.

Related to #658 and #5007.

Fix TryCreateParentDirectory on Windows

Change deprecated Bazel single file attr param

This removes the need for --incompatible_disable_deprecated_attr_params
when using Protobuf

* _SURROGATE_PATTERN check for ucs4
Skip some test for ucs2 by sys.maxunicode

Document wrapper non-uses

Document the cases where the wrapper well-known types are not useful.

Fix issues discovered in up-integration.

Add status badge for bazel build.

Fix bazel test.

* Fixes https://github.com/google/protobuf/issues/5031
* Fixes https://github.com/google/protobuf/issues/5037

Down-integrate proto2 namespace fix.