cleanup

.gitignore

+# Files generated by the tests
+dict.png
+dict1.png
+dict2.png
+
 *.pyc
 *.pyo
 *.sublime*

requirements.txt

-Cython>=0.29
 numpy>=1.12
 Pillow>=6.0
 scipy>=1.0
-setuptools>=46.1
-six>=1.12
\ No newline at end of file
+setuptools>=46.1
\ No newline at end of file

setup.cfg

 # Inside of setup.cfg
 [metadata]
-description-file = README.md
+description_file = README.md
 
 [global]
 verbose = 1