form: remove the "Delete draft" button

Draft can now be deleted from the dossiers list. This is the best place
to delete it (as it allow to clean the list) – and it is better than
asking the user if they want to delete a draft *precisely while they
are filling the form*.

app/assets/stylesheets/new_design/forms.scss

@@ -311,8 +311,9 @@
         margin-left: $default-spacer;
       }
 
-      .button.danger {
-        margin-right: auto;
+      // If there are more than one button, align the "Send" button to the right
+      .button:not(:first-of-type).send {
+        margin-left: auto;
       }
     }
 
@@ -321,8 +322,7 @@
       flex-direction: column-reverse;
       align-items: center;
 
-      .button,
-      .button.danger {
+      .button {
         width: 100%;
         max-width: 350px;
         line-height: 30px;

app/views/root/patron.html.haml

@@ -40,7 +40,7 @@
         %input{ type: "password", value: "12345678" }
         .send-wrapper
           = f.submit 'Enregistrer un brouillon (formnovalidate)', formnovalidate: true, class: 'button send'
-          = f.submit 'Envoyer', class: 'button send'
+          = f.submit 'Envoyer', class: 'button send primary'
 
         %hr
 

app/views/shared/dossiers/_edit.html.haml

@@ -70,13 +70,6 @@
     - if !apercu
       .send-wrapper
         - if dossier.brouillon?
-          - if current_user.owns?(dossier)
-            = link_to ask_deletion_dossier_path(dossier),
-              method: :post,
-              class: 'button danger',
-              data: { disable: true, confirm: "En continuant, vous allez supprimer ce dossier ainsi que les informations qu’il contient. Toute suppression entraine l’annulation de la démarche en cours.\n\nConfirmer la suppression ?" } do
-              Supprimer le brouillon
-
           = f.button 'Enregistrer le brouillon',
             formnovalidate: true,
             name: :save_draft,

spec/features/new_user/brouillon_spec.rb

@@ -112,20 +112,6 @@ feature 'The user' do
     expect(page).to have_current_path(merci_dossier_path(user_dossier))
   end
 
-  scenario 'delete a draft', js: true do
-    log_in(user.email, password, simple_procedure)
-    fill_individual
-
-    page.accept_alert('Confirmer la suppression ?') do
-      click_on 'Supprimer le brouillon'
-    end
-
-    expect(page).to have_current_path(dossiers_path)
-    expect(page).to have_text('Votre dossier a bien été supprimé')
-    expect(page).not_to have_text(user_dossier.procedure.libelle)
-    expect(user_dossier.reload.hidden_at).to be_present
-  end
-
   private
 
   def log_in(email, password, procedure)