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
---------------------------------------------------------------------------------------
*eppy/geometry/test_py_numeric.py
-

*eppy/geometry/py_numeric.py
-Revised doc string (adapted from numpy)...
-Removed extraneous parameters, residual from numpy...

**py.test: First test - PASS, Second test - INCOMPLETE
**pep8: PASS
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
---------------------------------------------------------------------------------------
*eppy/geometry/test_py_numeric.py
-Uncommented the second test, with a simple true statement to isolate functional
 content...

*eppy/geometry/py_numeric.py
-

**py.test: First test - PASS, Second test - PASS
**pep8: PASS
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
---------------------------------------------------------------------------------------
*eppy/geometry/test_py_numeric.py
-Added new functionality, similiar to the first, to test the new cross product
 function...

*eppy/geometry/py_numeric.py
-Added an new function to calculate the dot product of two 3-dim. vectors...

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