Fix capitalisation

src/assets/js/wishlist.js

@@ -33,7 +33,7 @@ $(function() {
     }
 
     /**
-     * fulfil wish
+     * Fulfil wish
      */
     $(document).on('click', '.ui.button.fulfil', function() {
         var button = $(this);

src/classes/wish.php

@@ -156,10 +156,10 @@ class Wish
             <div class="extra content buttons">
                 <?php if (!$userIsCurrent) { ?>
                     <a class="ui small primary labeled icon button fulfil"
-                       title="<?= __('fulfil wish') ?>"
+                       title="<?= __('Fulfil wish') ?>"
                     >
                         <i class="gift icon"></i>
-                        <?= __('fulfil wish') ?>
+                        <?= __('Fulfil wish') ?>
                     </a>
                 <?php } ?>
 

src/pages/wishlist.php

@@ -53,7 +53,7 @@ $page->navigation();
                 <h2 class="ui header"><?= __('What to do?') ?></h2>
                 <p><?= sprintf(
                     __('If you found a wish you would like to fulfil, click the %s button and it will become unavailable for others.'),
-                    '<span class="ui primary tiny horizontal label"><i class="gift icon"></i> ' . __('fulfil wish') . '</span>'
+                    '<span class="ui primary tiny horizontal label"><i class="gift icon"></i> ' . __('Fulfil wish') . '</span>'
                 ) ?></p>
             </div>
         </div>