Fixes for Burndown Charts, Issue Templates and Tab Index of Promotion Link

app/views/shared/issuable/form/_title.html.haml

@@ -30,7 +30,7 @@
         merge request from being merged before it's ready.
 
   - if no_issuable_templates && can?(current_user, :push_code, issuable.project)
-    - if show_promotions?
+    - if show_promotions? && !@project.feature_available?(:issuable_default_templates)
       = render 'shared/promotions/promote_issue_templates'
     - else
       %p.help-block

ee/app/views/shared/promotions/_promote_burndown_charts.html.haml

-- if show_promotions? && show_callout?('promote_burndown_charts_dismissed')
+- if show_promotions? && !@project.feature_available?(:burndown_charts) && !@project.feature_available?(:issue_weights) && show_callout?('promote_burndown_charts_dismissed')
   .user-callout.promotion-callout#promote_burndown_charts{ data: { uid: 'promote_burndown_charts_dismissed' } }
     .bordered-box.content-block
       %button.btn.btn-default.close.js-close-callout{ type: 'button', 'aria-label' => 'Dismiss burndown charts promotion' }

ee/app/views/shared/promotions/_promote_issue_templates.html.haml

 .help-block
   = _('Add')
-  = link_to 'description templates', 'javascript:void(0);', id: 'promotion-issue-template-link', data: {toggle: 'dropdown'}
+  = link_to 'description templates', 'javascript:void(0);', id: 'promotion-issue-template-link', data: {toggle: 'dropdown'}, tabindex: -1
   = _('to help your contributors communicate effectively!')
   .dropdown.promotion-issue-template
     .dropdown-menu.promotion-issue-template-message