Use latest versions of both coveralls and coverage

Author: thibaudcolas

.travis.yml

@@ -24,7 +24,7 @@ matrix:
   - env: TOXENV=py38-upper_bound_deps
     python: 3.8
 install:
-- pip install tox coveralls
+- pip install tox coveralls==1.10.0
 script:
 - make test-ci
 after_success:

setup.py

@@ -29,7 +29,7 @@
     'psutil==5.4.1',
 
     # For coverage and PEP8 linting.
-    'coverage==4.5.4',
+    'coverage==5.0.1',
     'flake8>=3.2.0',
     'isort==4.2.5',
     'mypy==0.750',