RLS: v0.5.0

RLS: v0.5.0rc2

RLS: v0.5.0

Add the 'umbrella' DOI to the README.rst

See http://help.zenodo.org/#versioning

FIX Whatsnew page in docs

v0.3.3

A release for Python 3.6 compatibility

v0.3.2

- Bugfix release to patch over bug in scipy 0.18.0 cKDTree.