rem: KMFilterActionReplyTo::KMFilterActionReplyTo(): KMFilterAction("set Reply-To")
add: KMFilterActionReplyTo::KMFilterActionReplyTo() : KMFilterActionWithString( "set Reply-To", i18n("set Reply-To to") )
context: KMFilterActionReplyTo::KMFilterActionReplyTo(): KMFilterAction("set Reply-To"){  mReplyTo = "";}