overflow ellipsis and titles for env vars

Closes #1899
overflow ellipsis and titles for env vars

Closes #1899
Merge pull request #3234 from circleci/env-var-overflow

overflow ellipsis and titles for env vars
Merge pull request #3234 from circleci/env-var-overflow

overflow ellipsis and titles for env vars
Merge commit '19cecf310560d1d9e780974980d5113d12b7cb91'
Merge commit '609d388adad51e48468ba313851890ffc5bb69b1'