the following changes have been pushed to bugzilla.mozilla.org:
-  Deploy YUI 3.17.2 for BMO
-  add the ability to filter on “fields containing the string”
-  contrib/reorg-tools/sync* do not clear memcached
-  Auto-CC Erica Choe into Finance Review and Master Kick-Off Bugs
discuss these changes on mozilla.tools.bmo.
the new bugmail filtering ability allows you to filter on specific flags:
these two rules will prevent bugzilla from emaling you the changes to the “qa whiteboard” field or the “qe-verify” flag for bugs where you aren’t the assignee.