Removed obsolete progress window file

chrome/content/zotero/ingester/progress.xul

@@ -1,39 +0,0 @@
-<?xml version="1.0"?>
-<!--
-    ***** BEGIN LICENSE BLOCK *****
-    
-    Copyright (c) 2006  Center for History and New Media
-                        George Mason University, Fairfax, Virginia, USA
-                        http://chnm.gmu.edu
-    
-    Licensed under the Educational Community License, Version 1.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-    
-    http://www.opensource.org/licenses/ecl1.php
-    
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
-    
-    ***** END LICENSE BLOCK *****
--->
-<?xml-stylesheet href="chrome://global/skin/" type="text/css"?>
-<?xml-stylesheet href="chrome://zotero/skin/zotero.css" type="text/css"?>
-
-<!DOCTYPE window SYSTEM "chrome://zotero/locale/zotero.dtd">
-
-<window id="zotero-progress-window"
-        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
-        windowtype="alert:alert"
-        align="start">
-
-	<hbox id="zotero-progress-box">
-		<vbox id="zotero-progress-text-box">
-			<label id="zotero-progress-text-headline" style="font-weight: bold;" />
-		</vbox>
-	</hbox>
-
-</window>