restrict selector to menus and menu-items

[pine3ree]

this allows to have elements inside li with the "is-active" class not removed by the Burn method

[pine3ree]

closing and reopening to skip travis build failure (Failed at the [email protected] install script 'node install.js'.)

[pine3ree]

retrying travis build

[rspraymond]

@pine3ree Anything special you did to get the build to complete? I'm having the same issue with my pull request. #9111

[pine3ree]

@rspraymond
Hello. There are some issues with travis build during node modules installation. I closed and reopened ky PR to trigger another travis test.

kind regards

update:
i just checked the travis failure in your pr, it's the same issue I had (npm install failure).

[kball]

This seems good to me.