fix for bad contrib/emailfilter.py encoding behaviour

[jodok@…]

when submitting tickets via e-mail using the emailfilter.py, it caused trac to crash. the reason was that it inserted non-utf8 content into the database. the attached diff should fix that:

@@ -53,7 +53,10 @@

tktsummary = msgsubject for part in msg.walk():

if part.get_content_type() == 'text/plain':

• tktdescription = part.get_payload(decode=1).strip()

+ ch = part.get_content_charset() + payload = part.get_payload(decode=True).strip() + plain = unicode(payload, ch).encode('utf-8') + tktdescription = plain

if tkt.values.get('description'):

tkt.insert()