Checkbox Editor doesn't work on Firefox

Storybook: [Checkbox Editor](https://react-bootstrap-table.github.io/react-bootstrap-table2/storybook/index.html?selectedKind=Cell%20Editing&selectedStory=Checkbox%20Editor&full=0&addons=1&stories=1&panelRight=0&addonPanel=storybook%2Factions%2Factions-panel)

Firefox 61.0.2 (Mac)