plot Plot all added point clouds.
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  DESCRIPTION/NOTES
  * This method is a wrapper for the method 'plot' of the 'pointCloud' class.
    Thus, call 'help pointCloud.plot' for the parameter description.
  * This method plots all previously added point clouds.
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  INPUT
  [...]
  Parameters from the method 'plot' of the 'pointCloud' class (see above). These
  parameters are applied to each of the previously added point clouds.
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  EXAMPLES
  Call 'help globalICP.globalICP' for a minimal working example, which also 
  includes this method.
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  philipp.glira@gmail.com
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