Changes

** [https://bugzilla.mozilla.org/buglist.cgi?query_format=advanced&short_desc_type=allwordssubstr&short_desc=facet+search&product=MailNews+Core&product=Thunderbird&product=Toolkit&long_desc_type=allwordssubstr&long_desc=&bug_file_loc_type=allwordssubstr&bug_file_loc=&status_whiteboard_type=allwordssubstr&status_whiteboard=&keywords_type=allwords&keywords=&resolution=---&emailreporter1=1&emailtype1=substring&email1=&emailassigned_to2=1&emailreporter2=1&emailqa_contact2=1&emailtype2=substring&email2=&bugidtype=include&bug_id=&votes=&chfieldfrom=&chfieldto=Now&chfieldvalue=&cmdtype=doit&order=Reuse+same+sort+as+last+time&field0-0-0=noop&type0-0-0=noop&value0-0-0= faceted search]

** filters

** [http://tinyurl.com/3vu9tzq saved search|virtual folder|save folder], not including bugs mentioned in {{Bug|438257}} meta incorrect new and unread indicators and count

* [http://tinyurl.com/d8cksd Spamassassin] all bugs mentioning it