Maybe fix note overwriting with embedded images in notes

But given that I can't really reproduce it, this is more of a guess.

chrome/content/zotero/tinymce/note.html

@@ -15,6 +15,7 @@
 		language : "en", // TODO: localize
 		entities : "160,nbsp",
 		gecko_spellcheck : true,
+		convert_urls : false,
 		
 		handle_event_callback : function (event) {
 			zoteroHandleEvent(event);