path
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    'num.py' is a number crunching python module
    
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num-0.2.0
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    x. BitArray is limited now to 32 bits
    x. BitArray got a new methods __nonzero__() and __invert__()
    x. BitArray implemented __iand__() __rand__(), __ior__ (...)
    x. BitArray __or__() did not work. fixed now
    x. BitArray __len__() returned 1 for empty array. fixed now
    x. BitArray range was wrong for [:]. fixed now

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num-0.1.0
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init release