* Use QUnit `module` instead of `discourseModule`
* Use QUnit `test` instead of `componentTest`
* Use angle-bracket syntax
* Remove jQuery usage
* Improve assertions (and actually fix some of them)
Multiple polls can be created without the min attribute but that means
the attribute defaults to 1. A default of 0 does not make any sense
because it is equivalent to saying that a user is not casting any votes.