Update changelog

CHANGELOG

@@ -1,3 +1,10 @@
+0.3.5 - 201305??
+  * Add multiple database support. Check the documentation of $config['calibre_directory'] in config-default.php to see how ot enable it.
+  * Add jquery to the repository to be sure that COPS will work on LAN (without Internet access). You can enable CDN resources with $config['cops_use_local_resources'].
+  * Prepare the switch to HTML5. Thanks to Thomas Severinsen for most of the code.
+  * Update the locale strings to be more strict with plurals. Thanks to Tobias Ausländer for the code.
+  * If Fancybox is not enabled ($config['cops_use_fancyapps'] = "0") then it's not used at all (even in the about box).
+
 0.3.4 - 20130327
   * Hopefully fix metadata update. Beware you should remove the directory php-epub-meta if you have one. Thanks to Mario for his time.
   * Fix two warnings. Reported by Goner and Mario.