Gaussian Elmination with Partial Pivoting 1.1

USAGE:

import gaussian_pp as g
## Declare a test matrix and right hand side e.g:
m = [[-1, 2, 3], [4, -2, 8], [2, 1, 8]]
b = [0, 22, 36]

x = g.gauss_pp(m, b)
print x