Bug 1917 [QA Followup] - Use html filter, only show 'by' if author exists, change link title

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>

koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-shelves-rss.tt

@@ -4,12 +4,17 @@
 
 <channel>
  <title>[% shelfname %]</title>
- <link>[% OPACBaseURL %]/cgi-bin/koha/opac-shelves.pl?rss=1&amp;viewshelf=[% shelfnumber | html %]</link>
+ <link>[% OPACBaseURL %]/cgi-bin/koha/opac-shelves.pl?rss=1&amp;viewshelf=[% shelfnumber %]</link>
  <description>RSS feed for public list [% shelfname | html %]</description>
 
 [% FOREACH i IN itemsloop %]
  <item>
-  <title>[% i.title %] by [% i.author %]</title>
+  <title>
+    [% i.title | html %]
+    [% IF i.author %]
+        by [% i.author | html %]
+    [% END %]
+  </title>
   <link>[% OPACBaseURL %]/cgi-bin/koha/opac-detail.pl?biblionumber=[% i.biblionumber %]</link>
  </item>
 [% END %]

koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-shelves.tt

@@ -154,7 +154,7 @@
                         <h3>
                             [% shelfname |html %]
                             <a href="[% OPACBaseURL %]/cgi-bin/koha/opac-shelves.pl?rss=1&amp;viewshelf=[% shelfnumber | html %]" class="rss-list-link noprint">
-                                <img src="[% interface %]/[% theme %]/images/feed-icon-16x16.png" alt="Subscribe to this search" title="Subscribe to this search" border="0" class="rsssearchicon"/>
+                                <img src="[% interface %]/[% theme %]/images/feed-icon-16x16.png" alt="Subscribe to this list" title="Subscribe to this list" border="0" class="rsssearchicon"/>
                             </a>
                         </h3>