numpy fails to load on Win7 64 bits for 2.7.4.1, 2.7.4.0 worked fine.

What steps will reproduce the problem?
1.Instaled version 2.7.4.1 64 bit
2.Run IPython Qt Console

What is the expected output? What do you see instead?
Previous install 2.7.4.0 worked well, this version loads but fails to 
initialize numpy:
---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
C:\Apps\WinPython-64bit-2.7.4.1\python-2.7.4.amd64\lib\site-packages\IPython\cor
e\pylabtools.pyc in find_gui_and_backend(gui)
    194     """
    195 
--> 196     import matplotlib
    197 
    198     if gui and gui != 'auto':

C:\Apps\WinPython-64bit-2.7.4.1\python-2.7.4.amd64\lib\site-packages\matplotlib\
__init__.py in <module>()
    163 
    164 
--> 165 from matplotlib.rcsetup import (defaultParams,
    166                                 validate_backend,
    167                                 validate_toolbar)

C:\Apps\WinPython-64bit-2.7.4.1\python-2.7.4.amd64\lib\site-packages\matplotlib\
rcsetup.py in <module>()
     18 import warnings
     19 from matplotlib.fontconfig_pattern import parse_fontconfig_pattern
---> 20 from matplotlib.colors import is_color_like
     21 
     22 #interactive_bk = ['gtk', 'gtkagg', 'gtkcairo', 'fltkagg', 'qtagg', 'qt4agg',

C:\Apps\WinPython-64bit-2.7.4.1\python-2.7.4.amd64\lib\site-packages\matplotlib\
colors.py in <module>()
     50 from __future__ import print_function, division
     51 import re
---> 52 import numpy as np
     53 from numpy import ma
     54 import matplotlib.cbook as cbook

C:\Apps\WinPython-64bit-2.7.4.1\python-2.7.4.amd64\lib\site-packages\numpy\__ini
t__.py in <module>()
    169     import fft
    170     import polynomial
--> 171     import random
    172     import ctypeslib
    173     import ma

C:\Apps\WinPython-64bit-2.7.4.1\python-2.7.4.amd64\lib\site-packages\numpy\rando
m\__init__.py in <module>()
     97 try:
     98     warnings.filterwarnings("ignore", message="numpy.ndarray size changed")
---> 99     from mtrand import *
    100 finally:
    101     warn_ctx.__exit__()

ImportError: DLL load failed: The application has failed to start because its 
side-by-side configuration is incorrect. Please see the application event log 
or use the command-line sxstrace.exe tool for more detail.

What version of the product are you using? On what operating system?
2.7.4.1 on Windows 7 64 bits, VS2010 installed.

Please provide any additional information below.
Possibly missing some runtime piece due to a difference VS compiler used???
Original issue reported on code.google.com by sergio.f...@gmail.com on 23 May 2013 at 1:04
Merged into: #46
phaplt / winpython

numpy fails to load on Win7 64 bits for 2.7.4.1, 2.7.4.0 worked fine. #47
