empty commit after version v0.6.6
fixed PEP8 warnings
fixed missing self. bug
trivial: fixed pep8
trivial: fixed file to be more pep8 compliant
trivial: pep8 fixed
trivial: pep8
bits are now working better.
fixed bug that caused this address definition to fail: where=(bytes_ref[0] + bytes_ref[1].bits[0:4])
more pep8.
Finished release v0.6.7.