Merge branch 'improved-rss-newsletter-buttons' into 'master'

RSS newsletter buttons - add hint on RSS News Reader requirement

See merge request hifis/hifis.net!202

_layouts/frontpage.html

@@ -21,7 +21,7 @@
                 {% endif %}
                 <h1>News 
                     <a class="rss-posts-button" href="{{ '/feed/news.xml' | relative_url }}"
-                       title="Subscribe to HIFIS News Feed"
+                       title="Subscribe to HIFIS News RSS Feed (RSS Reader required)"
                        type="application/atom+xml"
                        download>
                         <i class="fas fa-rss"></i>

_layouts/pagination.html

@@ -52,7 +52,7 @@ title: HIFIS
                 </div>
                 <div class="rss-posts-container grid-item">
                     <a class="rss-posts-button" href="{{ '/feed/news.xml' | relative_url }}"
-                       title="Subscribe to HIFIS News Feed"
+                       title="Subscribe to HIFIS News RSS Feed (RSS Reader required)"
                        type="application/atom+xml"
                        download>
                         <i class="fas fa-rss"></i>