Fix coverage by excluding files related to versioneer. (#66)

Author: tobiasraabe

codecov.yml

@@ -25,3 +25,5 @@ coverage:
 ignore:
   - ".tox/**/*"
   - "setup.py"
+  - "versioneer.py"
+  - "src/_pytask/_version.py"

docs/changes.rst

@@ -12,7 +12,9 @@ all releases are available on `Anaconda.org <https://anaconda.org/pytask/pytask>
 - :gh:`55` implements miscellaneous fixes to improve error message, tests and coverage.
 - :gh:`59` adds a tutorial on using plugins and features plugins more prominently.
 - :gh:`60` adds the MIT license to the project and mentions pytest and its developers.
-- :gh:`65` adds versioneer to pytask.
+- :gh:`65` adds versioneer to pytask and :gh:`66` corrects the coverage reports which
+  were deflated due to the new files.
+
 
 
 0.0.11 - 2020-12-27