* Factored Conformance test messages into shared test schema.

* Updated benchmarks to use new proto3 message locations.

* Fixed include path.

* Conformance: fixed include of Python test messages.

* Make maven in Rakefile use --batch-mode.

* Revert changes to benchmarks.

On second thought I think a separate schema for
CPU benchmarking makes sense.

* Try regenerating C# protos for new test protos.

* Removed benchmark messages from test proto.

* Added Jon Skeet's fixes for C#.

* Removed duplicate/old test messages C# file.

* C# fixes for test schema move.

* Fixed C# to use the correct TestAllTypes message.

* Fixes for Objective C test schema move.

* Added missing EXTRA_DIST file.

In Python 3 the values() method on a dictionary returns a view instead
of a list, so we need to explicitly convert that to a list.

The curly brace syntax for sets was introduced in Python 2.7, and so for
compatibility with 2.6 we need to avoid using it for now.

Fix python_cpp test on Mac. Link staticly when building extension, so that the extension doesn't require installing protobuf library. (#2232)

[skip ci]

Change-Id: I1ba6f6372a08b5796570851336e1a548602f60da

Fix python_cpp test on Mac. Link staticly when building extension, so that the extension doesn't require installing protobuf library. (#2232)

[skip ci]

Change-Id: I1ba6f6372a08b5796570851336e1a548602f60da

Fix to typo/oversight in python tests, only affecting python 3

In Python 2.6 the positional argument specifiers are apparently required
to be explicitly specified:
http://stackoverflow.com/questions/10054122/valueerror-zero-length-field-name-in-format-python

This includes all internal changes from around May 20 to now.

OS X's version of Python has a slightly different error
message for this error case.

Python 2.x doesn't detect unpaired surrogates so we have to
do that manually.