fixed dropdown not showing in wiki

spacing updates to expander button
sub-title fixes

app/assets/stylesheets/pages/commits.scss

@@ -141,12 +141,12 @@
   display: inline-block;
   background: $white-light;
   color: $gl-text-color-secondary;
-  padding: 0 5px;
+  padding: 0 4px;
   cursor: pointer;
   border: 1px solid $border-gray-dark;
   border-radius: $border-radius-default;
   margin-left: 5px;
-  font-size: $gl-font-size;
+  font-size: 12px;
   line-height: $gl-font-size;
   outline: none;

app/views/layouts/nav/_breadcrumbs.html.haml

 - container = @no_breadcrumb_container ? 'container-fluid' : container_class
 - hide_top_links = @hide_top_links || false
-%nav.breadcrumbs{ role: "navigation" }
-  .breadcrumbs-container{ class: [container, @content_class] }
+%nav.breadcrumbs{ role: "navigation", class: [container, @content_class] }
+  .breadcrumbs-container
     - if defined?(@new_sidebar)
       = button_tag class: 'toggle-mobile-nav', type: 'button' do
         %span.sr-only Open sidebar
@@ -14,8 +14,7 @@
         - if @breadcrumbs_extra_links
           - @breadcrumbs_extra_links.each do |extra|
             = breadcrumb_list_item link_to(extra[:text], extra[:link])
-        - if defined?(@breadcrumb_dropdown_links) && @breadcrumb_dropdown_links.key?(:after)
-          = render "layouts/nav/breadcrumbs/collapsed_dropdown", items: @breadcrumb_dropdown_links[:after]
+        = render "layouts/nav/breadcrumbs/collapsed_dropdown", location: :after
         %li
           %h2.breadcrumbs-sub-title= @breadcrumb_title
     - if content_for?(:breadcrumbs_extra)

app/views/projects/artifacts/browse.html.haml

+- breadcrumb_title _('Artifacts')
 - page_title @path.presence, 'Artifacts', "#{@build.name} (##{@build.id})", 'Jobs'
 = render "projects/pipelines/head"
 = render "projects/jobs/header", show_controls: false
+- add_to_breadcrumbs(_('Jobs'), project_jobs_path(@project))
+- add_to_breadcrumbs("##{@build.id}", project_jobs_path(@project))
+
 .tree-holder
   .nav-block
     %ul.breadcrumb.repo-breadcrumb

app/views/projects/boards/_show.html.haml

 - @no_breadcrumb_container = true
 - @no_container = true
 - @content_class = "issue-boards-content"
-- breadcrumb_title "Issues Board"
+- breadcrumb_title "Issue Board"
 - page_title "Boards"
 - content_for :page_specific_javascripts do

app/views/projects/pipeline_schedules/index.html.haml

@@ -11,8 +11,6 @@
   - content_for :breadcrumbs_extra do
     = link_to _('New schedule'), new_namespace_project_pipeline_schedule_path(@project.namespace, @project), class: 'btn btn-create'
-  - add_to_breadcrumbs("Pipelines", project_pipelines_path(@project))
-
 = render "projects/pipelines/head"
 %div{ class: container_class }

app/views/projects/pipelines/charts.html.haml

 - @no_container = true
 - breadcrumb_title "CI / CD Charts"
 - page_title _("Charts"), _("Pipelines")
-- if show_new_nav?
-  - add_to_breadcrumbs("Pipelines", project_pipelines_path(@project))
 - content_for :page_specific_javascripts do
   = page_specific_javascript_bundle_tag('common_d3')
   = page_specific_javascript_bundle_tag('graphs')