TST: take out IPython check for timeseries plotting tests

Author: changhiskhan

pandas/tseries/tests/test_plotting.py

@@ -24,10 +24,6 @@ class TestTSPlot(unittest.TestCase):
 
     @classmethod
     def setUpClass(cls):
-        import sys
-        if 'IPython' in sys.modules:
-            raise nose.SkipTest
-
         try:
             import matplotlib as mpl
             mpl.use('Agg', warn=False)