update forks#3

Merged

lighttxu merged 6 commits intolighttxu:masterfrom

TheAlgorithms:master

Jul 10, 2019

Commits on Jul 8, 2019

Travis CI: Run black, doctest, flake8, mypy, and pytest (#964)

cclauss
authored and
poyea
committed
Update CONTRIBUTING.md to match #964 (#969)

cclauss
authored and
poyea
committed
Project Euler Problem #13 Python Solution (#935)

Blues1998
authored and
poyea
committed
convolve and sobel (#971)

lighttxu
authored and
AnupKumarPanwar
committed

Commits on Jul 9, 2019

added decimal to hexadecimal conversion (#977)

jasper256
authored and
cclauss
committed
updates in closest pair of points algorithm (#979)

Dharni0607
authored and
Erfaniaa
committed