Bump version to 1.0.1 for Zenodo release.

Bump version to 1.0.0.

Clean up imports in lmm.

Merge pull request #55 from ketch/update_tests

Small tweaks to make doctests pass.

Merge pull request #36 from ketch/python3

Python 3 testing

Remove only_directive (not used and breaking on readthedocs).

Finish bumping version number.

Fix installation to put all in site-packages/nodepy.

Version 0.4