Removed reference to URL in crawl command as it's no longer supported.

rmax · rmax · commit c2ced9a2341d · 2013-10-19T22:57:37.000-04:00
diff --git a/scrapy/commands/crawl.py b/scrapy/commands/crawl.py
@@ -10,7 +10,7 @@ def syntax(self):
         return "[options] <spider>"
 
     def short_desc(self):
-        return "Start crawling from a spider or URL"
+        return "Start crawling from a spider"
 
     def add_options(self, parser):
         ScrapyCommand.add_options(self, parser)
