add id to menu top level items
we have ids for the links, but not for the top level drop downs. adding them would make automation easier.
#2 Updated by Tomer Brisker 9 months ago
Looks like this needs change in PF code to be possible to implement: https://github.com/patternfly/patternfly-react/blob/master/packages/patternfly-3/patternfly-react/src/components/VerticalNav/VerticalNav.js#L267