test failures with v0.6.0
OS: Windows 7
python: Enthought Python Distribution, Python 2.7.2 |EPD 7.1-1 (32-bit)
pandas: v0.6.0 , git commit 010a620da89e5babc137b924dd1f632b4f6e6fee

Running 'nosetests pandas' yields the following errors:
# 
## ERROR: testFilterWithDataFrameRHS (pandas.stats.tests.test_ols_filter.TestOLSFilter)

Traceback (most recent call last):
  File "C:\Python27\lib\site-packages\pandas\stats\tests\test_ols_filter.py", line 62, in testFilterWithDataFrameRH
S
    index, valid) = _filter_data(self.TS1, self.DF1)
ValueError: too many values to unpack
# 
## ERROR: testFilterWithDictRHS (pandas.stats.tests.test_ols_filter.TestOLSFilter)

Traceback (most recent call last):
  File "C:\Python27\lib\site-packages\pandas\stats\tests\test_ols_filter.py", line 72, in testFilterWithDictRHS
    index, valid) = _filter_data(self.TS1, self.DICT1)
ValueError: too many values to unpack
# 
## ERROR: testFilterWithSeriesRHS (pandas.stats.tests.test_ols_filter.TestOLSFilter)

Traceback (most recent call last):
  File "C:\Python27\lib\site-packages\pandas\stats\tests\test_ols_filter.py", line 38, in testFilterWithSeriesRHS
    index, valid) = _filter_data(self.TS1, {'x1' : self.TS2})
ValueError: too many values to unpack
# 
## ERROR: testFilterWithSeriesRHS2 (pandas.stats.tests.test_ols_filter.TestOLSFilter)

Traceback (most recent call last):
  File "C:\Python27\lib\site-packages\pandas\stats\tests\test_ols_filter.py", line 45, in testFilterWithSeriesRHS2
    index, valid) = _filter_data(self.TS2, {'x1' : self.TS1})
ValueError: too many values to unpack
# 
## ERROR: testFilterWithSeriesRHS3 (pandas.stats.tests.test_ols_filter.TestOLSFilter)

Traceback (most recent call last):
  File "C:\Python27\lib\site-packages\pandas\stats\tests\test_ols_filter.py", line 52, in testFilterWithSeriesRHS3
    index, valid) = _filter_data(self.TS3, {'x1' : self.TS4})
ValueError: too many values to unpack

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Ran 1131 tests in 51.592s

FAILED (SKIP=3, errors=5)
