[Insight-developers] Tests reworked

[Luis Ibanez]

I'm verifying this.
There were a lot of changes last night, specially in the Optimizers,
CostFunctions and Metrics

I probably changed some order of    #includes to a bad combination.

Luis

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William A. Hoffman wrote:

> I don't think this is all the new tests.  I have added 
> itkWin32Header.h to itkMainTest.h, but
> that only fixes the main test drivers.  It must have been some other 
> change last night.
> All I did was remove the main from each of these files.
>
> -Bill
>
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