gherkin: Fix broken links (#862)
gherkin: Fix broken links (#862)

Fix broken links.

Fixes: #699
cucumber/gherkin,cucumber/gherkin,cucumber/gherkin,cucumber/gherkin,cucumber/gherkin,cucumber/gherkin,cucumber/gherkin,cucumber/gherkin,cucumber/gherkin,cucumber/gherkin,cucumber/gherkin,cucumber/gherkin