Update test_find_versions to fit changes introduced by NXDRIVE-746

[WINSLAVE] [INFO]      [exec] FAIL nuxeo-drive-client/tests/test_updater.py::TestUpdater::test_find_versions
[WINSLAVE] [INFO]      [exec] ================================== FAILURES ===================================
[WINSLAVE] [INFO]      [exec] _______________________ TestUpdater.test_find_versions ________________________
[WINSLAVE] [INFO]      [exec] self = <tests.test_updater.TestUpdater testMethod=test_find_versions>
[WINSLAVE] [INFO]      [exec] result = <TestCaseFunction 'test_find_versions'>
[WINSLAVE] [INFO]      [exec]     def run(self, result=None):
[WINSLAVE] [INFO]      [exec]         orig_result = result
[WINSLAVE] [INFO]      [exec]         if result is None:
[WINSLAVE] [INFO]      [exec]             result = self.defaultTestResult()
[WINSLAVE] [INFO]      [exec]             startTestRun = getattr(result, 'startTestRun', None)
[WINSLAVE] [INFO]      [exec]             if startTestRun is not None:
[WINSLAVE] [INFO]      [exec]                 startTestRun()
[WINSLAVE] [INFO]      [exec]         self._resultForDoCleanups = result
[WINSLAVE] [INFO]      [exec]         result.startTest(self)
[WINSLAVE] [INFO]      [exec]         testMethod = getattr(self, self._testMethodName)
[WINSLAVE] [INFO]      [exec]         if (getattr(self.__class__, "__unittest_skip__", False) or
[WINSLAVE] [INFO]      [exec]             getattr(testMethod, "__unittest_skip__", False)):
[WINSLAVE] [INFO]      [exec]             # If the class or method was skipped.
[WINSLAVE] [INFO]      [exec]             try:
[WINSLAVE] [INFO]      [exec]                 skip_why = (getattr(self.__class__, '__unittest_skip_why__', '')
[WINSLAVE] [INFO]      [exec]                             or getattr(testMethod, '__unittest_skip_why__', ''))
[WINSLAVE] [INFO]      [exec]                 self._addSkip(result, skip_why)
[WINSLAVE] [INFO]      [exec]             finally:
[WINSLAVE] [INFO]      [exec]                 result.stopTest(self)
[WINSLAVE] [INFO]      [exec]             return
[WINSLAVE] [INFO]      [exec]         try:
[WINSLAVE] [INFO]      [exec]             success = False
[WINSLAVE] [INFO]      [exec]             try:
[WINSLAVE] [INFO]      [exec]                 self.setUp()
[WINSLAVE] [INFO]      [exec]             except SkipTest as e:
[WINSLAVE] [INFO]      [exec]                 self._addSkip(result, str(e))
[WINSLAVE] [INFO]      [exec]             except KeyboardInterrupt:
[WINSLAVE] [INFO]      [exec]                 raise
[WINSLAVE] [INFO]      [exec]             except:
[WINSLAVE] [INFO]      [exec]                 result.addError(self, sys.exc_info())
[WINSLAVE] [INFO]      [exec]             else:
[WINSLAVE] [INFO]      [exec]                 try:
[WINSLAVE] [INFO]      [exec] >                   testMethod()
[WINSLAVE] [INFO]      [exec] cleanUpSuccess = True
[WINSLAVE] [INFO]      [exec] orig_result = <TestCaseFunction 'test_find_versions'>
[WINSLAVE] [INFO]      [exec] result     = <TestCaseFunction 'test_find_versions'>
[WINSLAVE] [INFO]      [exec] self       = <tests.test_updater.TestUpdater testMethod=test_find_versions>
[WINSLAVE] [INFO]      [exec] success    = False
[WINSLAVE] [INFO]      [exec] testMethod = <bound method TestUpdater.test_find_versions of <tests.test_updater.TestUpdater testMethod=test_find_versions>>
[WINSLAVE] [INFO]      [exec] ..\deploy-dir\drive-2.7.13-python\lib\unittest\case.py:329: 
[WINSLAVE] [INFO]      [exec] _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
[WINSLAVE] [INFO]      [exec] self = <tests.test_updater.TestUpdater testMethod=test_find_versions>
[WINSLAVE] [INFO]      [exec]     def test_find_versions(self):
[WINSLAVE] [INFO]      [exec]         versions = self.updater.find_versions()
[WINSLAVE] [INFO]      [exec] >       self.assertEqual(versions, ['1.3.0524', '1.4.0622'])
[WINSLAVE] [INFO]      [exec] self       = <tests.test_updater.TestUpdater testMethod=test_find_versions>
[WINSLAVE] [INFO]      [exec] versions   = ['1.3.0424', '1.3.0524', '1.4.0622']
[WINSLAVE] [INFO]      [exec] nuxeo-drive-client\tests\test_updater.py:274: 
[WINSLAVE] [INFO]      [exec] _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
[WINSLAVE] [INFO]      [exec] self = <tests.test_updater.TestUpdater testMethod=test_find_versions>
[WINSLAVE] [INFO]      [exec] first = ['1.3.0424', '1.3.0524', '1.4.0622'], second = ['1.3.0524', '1.4.0622']
[WINSLAVE] [INFO]      [exec] msg = None
[WINSLAVE] [INFO]      [exec]     def assertEqual(self, first, second, msg=None):
[WINSLAVE] [INFO]      [exec]         """Fail if the two objects are unequal as determined by the '=='
[WINSLAVE] [INFO]      [exec]                operator.
[WINSLAVE] [INFO]      [exec]             """
[WINSLAVE] [INFO]      [exec]         assertion_func = self._getAssertEqualityFunc(first, second)
[WINSLAVE] [INFO]      [exec] >       assertion_func(first, second, msg=msg)
[WINSLAVE] [INFO]      [exec] assertion_func = <bound method TestUpdater.assertListEqual of <tests.test_updater.TestUpdater testMethod=test_find_versions>>
[WINSLAVE] [INFO]      [exec] first      = ['1.3.0424', '1.3.0524', '1.4.0622']
[WINSLAVE] [INFO]      [exec] msg        = None
[WINSLAVE] [INFO]      [exec] second     = ['1.3.0524', '1.4.0622']
[WINSLAVE] [INFO]      [exec] self       = <tests.test_updater.TestUpdater testMethod=test_find_versions>
[WINSLAVE] [INFO]      [exec] ..\deploy-dir\drive-2.7.13-python\lib\unittest\case.py:513: 
[WINSLAVE] [INFO]      [exec] _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
[WINSLAVE] [INFO]      [exec] self = <tests.test_updater.TestUpdater testMethod=test_find_versions>
[WINSLAVE] [INFO]      [exec] list1 = ['1.3.0424', '1.3.0524', '1.4.0622'], list2 = ['1.3.0524', '1.4.0622']
[WINSLAVE] [INFO]      [exec] msg = None
[WINSLAVE] [INFO]      [exec]     def assertListEqual(self, list1, list2, msg=None):
[WINSLAVE] [INFO]      [exec]         """A list-specific equality assertion.
[WINSLAVE] [INFO]      [exec]             Args:
[WINSLAVE] [INFO]      [exec]                 list1: The first list to compare.
[WINSLAVE] [INFO]      [exec]                 list2: The second list to compare.
[WINSLAVE] [INFO]      [exec]                 msg: Optional message to use on failure instead of a list of
[WINSLAVE] [INFO]      [exec]                         differences.
[WINSLAVE] [INFO]      [exec]             """
[WINSLAVE] [INFO]      [exec] >       self.assertSequenceEqual(list1, list2, msg, seq_type=list)
[WINSLAVE] [INFO]      [exec] list1      = ['1.3.0424', '1.3.0524', '1.4.0622']
[WINSLAVE] [INFO]      [exec] list2      = ['1.3.0524', '1.4.0622']
[WINSLAVE] [INFO]      [exec] msg        = None
[WINSLAVE] [INFO]      [exec] self       = <tests.test_updater.TestUpdater testMethod=test_find_versions>