Removes the association of the given group from all application roles in the database.
|From class java.lang.Object|
|From interface com.atlassian.jira.config.group.GroupConfigurable|
|group||that may or may not exist.|
Removes the association of the given group from all application roles in the database. NOTE: Current implementation makes no effort to reassign the default group. This means that that you can be left with a role that has no default groups.
|groupName||the name of the group to remove.|