cubicweb-dataio #4576252 2 tests are failing [validation pending]

With the following backtrace:

======================================================================
FAIL: test_flush_meta_data (test_realdb_massimport.MassImportSimpleTC)
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Traceback (most recent call last)
  File "/home/rcardona/Projects/grshell-rmncat/logilab/common/testlib.py", line 674, in _proceed
    testfunc(*args, **kwargs)
  File "/home/rcardona/Projects/grshell-rmncat/cubes/dataio/test/massimport/test_realdb_massimport.py", line 269, in test_flush_meta_data
    self.assertEqual(len(curs.fetchall()), 3999)
  File "/usr/lib/python2.7/unittest/case.py", line 516, in assertEqual
    assertion_func(first, second, msg=msg)
  File "/usr/lib/python2.7/unittest/case.py", line 509, in _baseAssertEqual
    raise self.failureException(msg)
AssertionError: 4000 != 3999

                              no stdout
                              no stderr
======================================================================
FAIL: test_simple_insert (test_realdb_massimport.MassImportSimpleTC)
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Traceback (most recent call last)
  File "/home/rcardona/Projects/grshell-rmncat/logilab/common/testlib.py", line 674, in _proceed
    testfunc(*args, **kwargs)
  File "/home/rcardona/Projects/grshell-rmncat/cubes/dataio/test/massimport/test_realdb_massimport.py", line 228, in test_simple_insert
    self.assertEqual(len(rset), 3999)
  File "/usr/lib/python2.7/unittest/case.py", line 516, in assertEqual
    assertion_func(first, second, msg=msg)
  File "/usr/lib/python2.7/unittest/case.py", line 509, in _baseAssertEqual
    raise self.failureException(msg)
AssertionError: 4000 != 3999

                              no stdout
                              no stderr
----------------------------------------------------------------------
prioritynormal
typebug
done in0.6.1
load0.500
load left0.000
closed by#c55fc08c376c [dataimport] Fix tests (closes #4576252)
patch[dataimport] Fix tests (closes #4576252) [applied]