Merge branch hotfix/v9.0.2 into develop

Merge pull request 'Added plugins events docs file' (ONLYOFFICE#7) fr…

…om fix/docs into hotfix/v9.0.3

Reviewed-on: https://git.onlyoffice.com/ONLYOFFICE/sdkjs-forms/pulls/7

[form] Add a method to mark all roles as filled at once

[form] Add a method to mark all roles as filled at once

[form] Add a method to mark all roles as filled at once

[form] Add a method to mark all roles as filled at once

[form] Add a method to mark all roles as filled at once

[form] Add a method to mark all roles as filled at once

[form] Add a method to mark all roles as filled at once

[form] Clear user info when set the role unfilled