Fix missing tooltip and ARIA labels for accessibility

app/views/projects/buttons/_download.html.haml

@@ -2,7 +2,7 @@
 
 - if !project.empty_repo? && can?(current_user, :download_code, project)
   .project-action-button.dropdown.inline>
-    %button.btn{ 'data-toggle' => 'dropdown' }
+    %button.btn.has-tooltip{ title: 'Download', 'data-toggle' => 'dropdown', 'aria-label' => 'Download' }
       = icon('download')
       = icon("caret-down")
       %span.sr-only

app/views/projects/buttons/_dropdown.html.haml

 - if current_user
   .project-action-button.dropdown.inline
-    %a.btn.dropdown-toggle{ href: '#', "data-toggle" => "dropdown" }
+    %a.btn.dropdown-toggle.has-tooltip{ href: '#', title: 'Create new...', 'data-toggle' => 'dropdown', 'data-container' => 'body', 'aria-label' => 'Create new...' }
       = icon('plus')
       = icon("caret-down")
     %ul.dropdown-menu.dropdown-menu-align-right.project-home-dropdown

app/views/projects/buttons/_fork.html.haml

@@ -5,7 +5,7 @@
         = custom_icon('icon_fork')
         %span Fork
     - else
-      = link_to new_namespace_project_fork_path(@project.namespace, @project), title: 'Fork project', class: 'btn' do
+      = link_to new_namespace_project_fork_path(@project.namespace, @project), class: 'btn' do
         = custom_icon('icon_fork')
         %span Fork
     .count-with-arrow

app/views/projects/new.html.haml

@@ -95,7 +95,7 @@
         .form-group.project-visibility-level-holder
           = f.label :visibility_level, class: 'label-light' do
             Visibility Level
-            = link_to icon('question-circle'), help_page_path("public_access/public_access")
+            = link_to icon('question-circle'), help_page_path("public_access/public_access"), aria: { label: 'Documentation for Visibility Level' }
           = render 'shared/visibility_level', f: f, visibility_level: visibility_level.to_i, can_change_visibility_level: true, form_model: @project, with_label: false
 
         = f.submit 'Create project', class: "btn btn-create project-submit", tabindex: 4

app/views/shared/notifications/_button.html.haml

@@ -6,14 +6,14 @@
       .js-notification-toggle-btns
         %div{ class: ("btn-group" if notification_setting.custom?) }
           - if notification_setting.custom?
-            %button.dropdown-new.btn.btn-default.notifications-btn#notifications-button{ type: "button", data: { toggle: "modal", target: "#" + notifications_menu_identifier("modal", notification_setting) } }
+            %button.dropdown-new.btn.btn-default.has-tooltip.notifications-btn#notifications-button{ type: "button", title: "Notification setting", "aria-label" => "Notification setting: #{notification_title(notification_setting.level)}", data: { container: "body", toggle: "modal", target: "#" + notifications_menu_identifier("modal", notification_setting) } }
               = icon("bell", class: "js-notification-loading")
               = notification_title(notification_setting.level)
             %button.btn.dropdown-toggle{ data: { toggle: "dropdown", target: notifications_menu_identifier("dropdown", notification_setting) } }
               = icon('caret-down')
               .sr-only Toggle dropdown
           - else
-            %button.dropdown-new.btn.btn-default.notifications-btn#notifications-button{ type: "button", data: { toggle: "dropdown", target: notifications_menu_identifier("dropdown", notification_setting) } }
+            %button.dropdown-new.btn.btn-default.has-tooltip.notifications-btn#notifications-button{ type: "button", title: "Notification setting", "aria-label" => "Notification setting: #{notification_title(notification_setting.level)}", data: { container: "body", toggle: "dropdown", target: notifications_menu_identifier("dropdown", notification_setting) } }
               = icon("bell", class: "js-notification-loading")
               = notification_title(notification_setting.level)
               = icon("caret-down")

features/steps/project/fork.rb

@@ -5,7 +5,7 @@ class Spinach::Features::ProjectFork < Spinach::FeatureSteps
 
   step 'I click link "Fork"' do
     expect(page).to have_content "Shop"
-    click_link "Fork project"
+    click_link "Fork"
   end
 
   step 'I am a member of project "Shop"' do