Remove unnecessary extra margin on issues, mr and todo pages

app/views/dashboard/issues.html.haml

@@ -15,6 +15,4 @@
     = render 'shared/new_project_item_select', path: 'issues/new', label: "New Issue"
 
 = render 'shared/issuable/filter', type: :issues
-
-.prepend-top-default
-  = render 'shared/issues'
+= render 'shared/issues'

app/views/dashboard/merge_requests.html.haml

@@ -7,6 +7,4 @@
     = render 'shared/new_project_item_select', path: 'merge_requests/new', label: "New Merge Request"
 
 = render 'shared/issuable/filter', type: :merge_requests
-
-.prepend-top-default
-  = render 'shared/merge_requests'
+= render 'shared/merge_requests'

app/views/dashboard/todos/index.html.haml

@@ -67,15 +67,14 @@
                   = sort_title_oldest_created
 
 
-.prepend-top-default
-  - if @todos.any?
+- if @todos.any?
   .js-todos-options{ data: {per_page: @todos.limit_value, current_page: @todos.current_page, total_pages: @todos.total_pages} }
     .panel.panel-default.panel-small.panel-without-border
       %ul.content-list.todos-list
         = render @todos
   = paginate @todos, theme: "gitlab"
 
-  - elsif current_user.todos.any?
+- elsif current_user.todos.any?
   .todos-all-done
     = render "shared/empty_states/todos_all_done.svg"
     - if todos_filter_empty?
@@ -91,7 +90,7 @@
     - else
       %h4.text-center
         There are no todos to show.
-  - else
+- else
   .todos-empty
     .todos-empty-hero
       = render "shared/empty_states/todos_empty.svg"

app/views/groups/issues.html.haml

@@ -23,7 +23,6 @@
     - if current_user
       To see all issues you should visit #{link_to 'dashboard', issues_dashboard_path} page.
 
-  .prepend-top-default
   = render 'shared/issues'
 - else
   = render 'shared/empty_states/issues', project_select_button: true

app/views/groups/merge_requests.html.haml

@@ -15,5 +15,4 @@
   - if current_user
     To see all merge requests you should visit #{link_to 'dashboard', merge_requests_dashboard_path} page.
 
-.prepend-top-default
-  = render 'shared/merge_requests'
+= render 'shared/merge_requests'