Branch: i30_pythongeometry | Intent: Create module of native Python functions to
	replace numpy functions used in eppy geometry modules
Commit Intent: Modify test_py_numeric.py to test a new 'dot' function to be created
	subsequently
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*eppy/geometry/test_py_numeric.py
-Removed the test function for cross product of multi-dimensional arrays...
-Renamed 'cross' function for consistency and description...
-Added a new template test function in anticipation of testing a dot product function...

*eppy/geometry/py_numeric.py
-Renamed 'cross' function for consistency and description...

**py.test: First test - PASS, Second test - INCOMPLETE
**pep8: PASS