Extract data file reading to new Object FingertipDataReader.
Extract point creation logic from SimpleObjectCreator.
Point calculates mean and standard deviation of list of points.
Revert "Point calculates mean and standard deviation of list of points."

This reverts commit 7cb69868e72fff99aa829f1f1cae9584e365fbd2.
Point calculates mean and standard deviation of list of points.
GaussianObject uses Points instead of lists of doubles.
Extract logic from GaussianObjectCreator.