Use pytest instead of nose.

See merge request !63

[doc] skip gmm fit in guide.rst

See merge request !62

pin scikit-learn to the next minor version

See merge request !61

remove unnecessary tags

See merge request !59

Add support for fitting on dask bags in ISV/JFA

See merge request !58

Finalize the dask implementation of ISV/JFA

See merge request !56

Fix the initialization of GMMMachine

See merge request !55

Allows inheriting classes to call super().__init__() on multiple parents

Factor Analysis on pure python

Closes #41

See merge request !53