Merge pull request saibalmars#35 from saibalmars/fix_karate_weight

Update POT api

Merge pull request saibalmars#26 from saibalmars/drop_cvxpy

Drop cvxpy

Merge pull request saibalmars#22 from saibalmars/nk_fix

Networkit fix: update to support the nk's new neighbor iterator

Merge pull request saibalmars#20 from saibalmars/forman_fix

Forman fix

Merge pull request saibalmars#18 from saibalmars/update_tutorial

Update tutorial.ipynb

Add networkx>=2.0 as requirement.

update readme

bump version

connected component fix

bump version