require correct anndata version

updated setup to contain versioneer cmdclass and display proper versi…

…on numbers again

clarified UMAP docs

numpydoc-style param docs

updated docs

Merge pull request scverse#114 from gokceneraslan/master

Make diffusion maps compatible with new Neighbors class

version 1.0

version 0.4.4

updated requirements to anndata 0.5

further prettified docs