* Down integrate to GitHub

* Fix broken tests

This reverts commit 6d96493b.

* Update version number to 3.7.1

* Update version number in port_def.inc

* Update version number to 3.7.0

* Add php/releash.sh to Makefile.am

* Make cpp_distcheck exit on fail

Signed-off-by: Xiang Dai <764524258@qq.com>

* Update version to 3.7.0

* Update version number for java bom

* Down-integrate internal changes

* Update generated code for php, objc and csharp.

* Add missing dependency in conformance_php

Replace update_version shell script with a python script, which is much better at handling XML rewrite. Update the PHP version too. As part of rewrite, some XML file format will change a little, but the semantics is still the same so it should be okay.

* Ignore unknown enum received in json when ignoreUnknownFields flag is set.

* Fix setup.py for windows build.

* Bump version number to 3.5.2

* Cat the test-suite.log on errors for presubits