TST: failures with latest pytz (2014.3)
only shows on the numpy 1.9-dev build as this is the only one to pull a current version of pytz
Bug report for pytz

https://bugs.launchpad.net/pytz/+bug/1319939

```
INSTALLED VERSIONS
------------------
commit: 592a5379dea49f6e88e736a651bf82a00ea4fcc8
python: 2.7.3.final.0
python-bits: 64
OS: Linux
OS-release: 2.6.32-5-amd64
machine: x86_64
processor: 
byteorder: little
LC_ALL: None
LANG: en_US.UTF-8

pandas: None
nose: 1.3.3
Cython: 0.20.1
numpy: 1.9.0.dev-13b32e9
scipy: None
statsmodels: None
IPython: None
sphinx: None
patsy: None
scikits.timeseries: None
dateutil: 2.2
pytz: 2014.3
bottleneck: 0.9.0dev
tables: None
numexpr: None
matplotlib: None
openpyxl: None
xlrd: None
xlwt: None
xlsxwriter: None
lxml: None
bs4: None
html5lib: None
bq: None
apiclient: None
rpy2: None
sqlalchemy: None
pymysql: None
psycopg2: None
```

```
======================================================================
FAIL: test_getitem_setitem_datetime_tz (pandas.tests.test_series.TestSeries)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/mnt/home/jreback/venv/py2.7_bottleneck/pandas/pandas/tests/test_series.py", line 4594, in test_getitem_setitem_datetime_tz
    assert_series_equal(result, ts)
  File "/mnt/home/jreback/venv/py2.7_bottleneck/pandas/pandas/util/testing.py", line 530, in assert_series_equal
    assert_almost_equal(left.values, right.values, check_less_precise)
  File "testing.pyx", line 58, in pandas._testing.assert_almost_equal (pandas/src/testing.c:2536)
  File "testing.pyx", line 82, in pandas._testing.assert_almost_equal (pandas/src/testing.c:1710)
AssertionError: Length of two iterators not the same: 51 != 50

----------------------------------------------------------------------
Ran 311 tests in 2.951s

FAILED (SKIP=6, failures=1)
(py2.7_bottleneck)jreback@sheep:~/venv/py2.7_bottleneck/pandas$ nosetests pandas//tseries/tests/test_timezones.py 
.................E.....F.......................F..................
======================================================================
ERROR: test_getitem_pydatetime_tz (pandas.tseries.tests.test_timezones.TestTimeZoneSupport)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/mnt/home/jreback/venv/py2.7_bottleneck/pandas/pandas/tseries/tests/test_timezones.py", line 648, in test_getitem_pydatetime_tz
    self.assertEqual(ts[time_pandas], ts[time_datetime])
  File "/mnt/home/jreback/venv/py2.7_bottleneck/pandas/pandas/core/series.py", line 475, in __getitem__
    result = self.index.get_value(self, key)
  File "/mnt/home/jreback/venv/py2.7_bottleneck/pandas/pandas/tseries/index.py", line 1263, in get_value
    return self.get_value_maybe_box(series, key)
  File "/mnt/home/jreback/venv/py2.7_bottleneck/pandas/pandas/tseries/index.py", line 1289, in get_value_maybe_box
    values = self._engine.get_value(_values_from_object(series), key)
  File "index.pyx", line 97, in pandas.index.IndexEngine.get_value (pandas/index.c:2987)
  File "index.pyx", line 105, in pandas.index.IndexEngine.get_value (pandas/index.c:2802)
  File "index.pyx", line 515, in pandas.index.DatetimeEngine.get_loc (pandas/index.c:9256)
KeyError: Timestamp('2012-12-24 17:07:00+0100', tz='Europe/Berlin')

======================================================================
FAIL: test_infer_tz (pandas.tseries.tests.test_timezones.TestTimeZoneSupport)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/mnt/home/jreback/venv/py2.7_bottleneck/pandas/pandas/tseries/tests/test_timezones.py", line 396, in test_infer_tz
    assert(tools._infer_tzinfo(start, end) is eastern)
AssertionError

======================================================================
FAIL: test_with_tz (pandas.tseries.tests.test_timezones.TestTimeZoneSupport)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/mnt/home/jreback/venv/py2.7_bottleneck/pandas/pandas/tseries/tests/test_timezones.py", line 321, in test_with_tz
    self.assertIs(central[0].tz, tz)
  File "/mnt/home/jreback/venv/py2.7_bottleneck/pandas/pandas/util/testing.py", line 94, in assertIs
    assert a is b, "%s: %r is not %r" % (msg.format(a,b), a, b)
AssertionError: : <DstTzInfo 'US/Central' CST-1 day, 18:00:00 STD> is not <DstTzInfo 'US/Central' LMT-1 day, 18:09:00 STD>

----------------------------------------------------------------------
Ran 66 tests in 0.488s

FAILED (errors=1, failures=2)
(py2.7_bottleneck)jreback@sheep:~/venv/py2.7_bottleneck/pandas$ 
```
