Fix linting errors

[anttimaki]

Current dependencies on/for this PR:

• master
  • PR #974
  • PR #981 👈
    • PR #982
    • PR #983

This stack of pull requests is managed by Graphite.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (7146de7) 93.03% compared to head (c7c0f55) 93.03%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## cyberstorm-views-and-urls #981 +/- ## ========================================================== Coverage 93.03% 93.03% ========================================================== Files 296 296 Lines 8647 8648 +1 Branches 770 770 ========================================================== + Hits 8045 8046 +1 Misses 498 498 Partials 104 104 ```

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