Frontmatter
| id | 1041 |
| title | filter.BooleanContainer |
| state | Closed |
| labels | enhancement |
| assignees | tobiu |
| createdAt | Aug 9, 2020, 3:29 PM |
| updatedAt | Sep 17, 2020, 2:40 AM |
| githubUrl | https://github.com/neomjs/neo/issues/1041 |
| author | tobiu |
| commentsCount | 1 |
| parentIssue | null |
| subIssues | [] |
| subIssuesCompleted | 0 |
| subIssuesTotal | 0 |
| blockedBy | [] |
| blocking | [] |
| closedAt | Sep 17, 2020, 2:40 AM |

For the table header filters, we need a radiofield container for boolean values.
We could create a TriStateCheckbox, but it would be nicer to have 3 radios: true, false, null (true || false).