COMP: Wrap OptimizerParameterScalesEstimatorTemplate.

The class name changed and it became templated.  Fixes:

  /playpen/blowekamp/MacOSX-WrapITK/ITK-build/Wrapping/Modules/ITKOptimizersv4/itkOptimizerParameterScalesEstimator.xml:
  warning(5): Unknown type type: itk::OptimizerParameterScalesEstimator
  [typedef]
  /playpen/blowekamp/MacOSX-WrapITK/ITK-build/Wrapping/Modules/ITKOptimizersv4/itkOptimizerParameterScalesEstimator.xml:
  warning(4): ITK type not wrapped, or currently not known:
  itk::OptimizerParameterScalesEstimatorTemplate< double >

Change-Id: Ic6b4d6fba10d5d6c7b58de8d842bad6511e1ae7b
Merge topic 'optimizer-parameter-scales-estimator'

6c526b30 COMP: Wrap OptimizerParameterScalesEstimatorTemplate.