test_remoteinitconfig failing in pytest-2.9

[nicoddemus]

In Travis, for some reason this works on Windows:

=================================== FAILURES ===================================
____________________________ test_remoteinitconfig _____________________________
testdir = <Testdir local('/tmp/pytest-of-travis/pytest-0/testdir/test_remoteinitconfig0')>
    def test_remoteinitconfig(testdir):
        from xdist.remote import remote_initconfig
        config1 = testdir.parseconfig()
        config2 = remote_initconfig(config1.option.__dict__, config1.args)
>       assert config2.option.__dict__ == config1.option.__dict__
E       assert {'assertmode'...': False, ...} == {'assertmode':...': False, ...}
E         Omitting 56 identical items, use -v to show
E         Differing items:
E         {'file_or_dir': ['/tmp/pytest-of-travis/pytest-0/testdir/test_remoteinitconfig0']} != {'file_or_dir': []}
E         Use -v to get the full diff
/home/travis/build/pytest-dev/pytest-xdist/testing/test_remote.py:69: AssertionError
==== 1 failed, 93 passed, 4 skipped, 9 xfailed, 1 xpassed in 34.51 seconds =====
ERROR: InvocationError: '/home/travis/build/pytest-dev/pytest-xdist/.tox/py34-pytest29/bin/py.test'

[nicoddemus]

pytest 2.9 is no longer supported