This patch allows you to fully overwrite the From header for given feeds, using
the OVERRIDE_FROM dictionary. If the name contains a tag, then no address will
be appended.
--- rss2email.py.orig	2007-06-09 01:30:57.000000000 +0200
+++ rss2email.py	2007-06-09 01:39:12.000000000 +0200
@@ -575,7 +577,10 @@
 					from_addr = getEmail(r.feed, entry)
 					
 					name = getName(r, entry)
-					fromhdr = '"'+ name + '" <' + from_addr + ">"
+					if "<" in name:
+						fromhdr = name
+					else:
+						fromhdr = '"'+ name + '" <' + from_addr + ">"
 					tohdr = (f.to or default_to)
 					subjecthdr = html2text(title).strip()
 					datehdr = time.strftime("%a, %d %b %Y %H:%M:%S -0000", datetime)