- Update Opera and jQuery links

- Use `https://` (fix #172), including in prompt for URL and relevant code comments (where available and naturally not on namespaces)
- Comment out broken link in svg-editor.html
- Trailing space

editor/svg-editor.html

@@ -61,8 +61,11 @@
     <script src="config.js"></script>
 
     <!-- feeds -->
-    <link rel="alternate" type="application/atom+xml" title="SVG-edit General Discussion" href="http://groups.google.com/group/svg-edit/feed/atom_v1_0_msgs.xml" />
+    <link rel="alternate" type="application/atom+xml" title="SVG-edit General Discussion" href="https://groups.google.com/group/svg-edit/feed/atom_v1_0_msgs.xml" />
+    <!--
+    Broken:
     <link rel="alternate" type="application/atom+xml" title="SVG-edit Updates (Issues/Fixes/Commits)" href="http://code.google.com/feeds/p/svg-edit/updates/basic" />
+    -->
 
     <!-- Add script with custom handlers here -->
     <title>SVG-edit</title>
@@ -684,7 +687,7 @@
       <legend id="svginfo_editor_prefs">Editor Preferences</legend>
 
       <label><span id="svginfo_lang">Language:</span>
-        <!-- Source: http://en.wikipedia.org/wiki/Language_names -->
+        <!-- Source: https://en.wikipedia.org/wiki/Language_names -->
         <select id="lang_select">
           <option id="lang_ar" value="ar">العربية</option>
           <option id="lang_cs" value="cs">Čeština</option>