Merge branch 'bootstrap4' of gitlab.com:gitlab-org/gitlab-ce into bootstrap4

app/views/ci/variables/_index.html.haml

@@ -2,7 +2,7 @@
 
 .row
   .col-lg-12.js-ci-variable-list-section{ data: { save_endpoint: save_endpoint } }
-    .hide.alert.alert-danger.js-ci-variable-error-box
+    .hidden.alert.alert-danger.js-ci-variable-error-box
 
     %ul.ci-variable-list
       - @variables.each.each do |variable|

spec/features/projects/tree/create_directory_spec.rb

@@ -10,8 +10,6 @@ feature 'Multi-file editor new directory', :js do
 
     visit project_tree_path(project, :master)
 
-    live_debug
-
     wait_for_requests
 
     click_link('Web IDE')

spec/javascripts/sidebar/sidebar_move_issue_spec.js

@@ -14,7 +14,9 @@ describe('SidebarMoveIssue', function () {
     this.$content = $(`
       <div class="dropdown">
         <div class="js-toggle"></div>
-        <div class="dropdown-content"></div>
+        <div class="dropdown-menu">
+          <div class="dropdown-content"></div>
+        </div>
         <div class="js-confirm-button"></div>
       </div>
     `);