Can't run nosetest
Trying to contribute but get the following error when trying to run nosetests with "nosetests pandas". I get the same error on both OSX 10.8.3 and Linux Ubuntu:
# 
## ERROR: Failure: ImportError (No module named dateutil.parser)

Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/nose/loader.py", line 390, in loadTestsFromName
    addr.filename, addr.module)
  File "/usr/lib/python2.7/dist-packages/nose/importer.py", line 39, in importFromPath
    return self.importFromDir(dir_path, fqname)
  File "/usr/lib/python2.7/dist-packages/nose/importer.py", line 86, in importFromDir
    mod = load_module(part_fqname, fh, filename, desc)
  File "/home/reedrosenbluth/pandas/pandas/**init**.py", line 6, in <module>
    from . import hashtable, tslib, lib
  File "tslib.pyx", line 31, in init pandas.tslib (pandas/tslib.c:48137)
ImportError: No module named dateutil.parser

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Ran 1 test in 0.001s
