galois v0.0.8

da1fe62 Version bump to 0.0.8
627e80d Add some tutorials to readthedocs documentation
592e14f Add basic implementation of GF(2^m) arrays
982c6eb Add list of Frank Luebek Conway polynomials
f2ff374 Differentiate between field multiplication and "multiple addition"
23cbd19 Cleanup pytest fixture lookup table use
3b30011 Numba JIT compile factorization functions
7b2ed09 Fix typos in README