Fixed issue with build auto-refresh not working ## What does this MR do? Due to the `.json` at the end of the build URL fetch, the page wont correctly auto-reload the build log. This fixes that. See merge request !5110
Added 100% width to open dropdown menus on mobile ## What does this MR do? Sets dropdown-menus to be 100% width on small screens. ## Are there points in the code the reviewer needs to double check? Do we want this on all dropdown menus or only dropdown menus activated by full-width buttons? /cc @dzaporozhets ## Why was this MR needed? Mobile UX. ## What are the relevant issue numbers? Closes #18858. ## Screenshots (if relevant)  ## Does this MR meet the acceptance criteria? - [ ] [CHANGELOG](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CHANGELOG) entry added - [ ] [Documentation created/updated](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/doc/development/doc_styleguide.md) - [ ] API support added - Tests - [ ] Added for this feature/bug - [ ] All builds are passing - [x] Conform by the [style guides](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CONTRIBUTING.md#style-guides) - [x] Branch has no merge conflicts with `master` (if you do - rebase it please) - [x] [Squashed related commits together](https://git-scm.com/book/en/Git-Tools-Rewriting-History#Squashing-Commits) See merge request !4844
Cancel creating or editing note by hitting Escape /cc @rspeicher See merge request !5075