Show database file size on info page

web/templates/info.html

@@ -1,12 +1,16 @@
 <div class="grid-x grid-padding-x">
-    <div class="large-12 cell">
-
+    <div class="large-6 medium-12 cell">
+        
         <h5>System information</h5>
         <table>
             <tr><th>Memory in use</th><td>{{ meminfo }}</td></tr>
             <tr><th>Bookmarks</th><td>{{ .stats.MostRecentBookmarkInfo.Bookmarks }}</td></tr>
             <tr><th>Words Indexed</th><td>{{ .stats.MostRecentBookmarkInfo.IndexedWords }}</td></tr>
+            <tr><th>Database disk size</th><td>{{ niceSizeMB .stats.FileSize }}Mb</td></tr>
+            
         </table>
+    </div>
+    <div class="large-6 medium-12 cell">
 
         <h5>Release info</h5>
         {{ if not version.Remote.Valid }}