update ruby path for mac
remove code folder from config files
Merge branch 'master' of https://github.com/johndgiese/config

Conflicts:
	Code/Python/mymath.py
	Code/Python/old_optics/README.md
	Code/Python/old_optics/__init__.py
	Code/Python/old_optics/__init__.pyc
	Code/Python/old_optics/beam.py
	Code/Python/old_optics/beam.pyc
	Code/Python/old_optics/beam_test.py
	Code/Python/old_optics/examples/animation.py
	Code/Python/old_optics/examples/fresnel_test.py
	Code/Python/old_optics/examples/jiang.py
	Code/Python/old_optics/examples/jonesVectorVisualization
	Code/Python/old_optics/examples/jonesVectorVisualization.py
	Code/Python/old_optics/examples/mie.py
	Code/Python/old_optics/examples/spectralspeckle.py
	Code/Python/old_optics/materials.py
	Code/Python/old_optics/optics_test.py
	Code/Python/old_optics/ray.py
	Code/Python/old_optics/ray_test.py