Use `gl-tooltip` directive in badges, cycle analytics, and diffs
What does this MR do?
This is the EE port for https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/22770#cf5f8bbe97ad099acf51ac11a1bce3d002142600.
This is the EE port for https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/22770#cf5f8bbe97ad099acf51ac11a1bce3d002142600.