[Remops] key size migration

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> I added a 4096bit middleman remailer:

> $remailer{"frell2"} = "<godot2 at remailer.frell.eu.org> mix middle remix inflt50 rhop5 reord post klen1024 testing";

> frell2 godot2 at remailer.frell.eu.org 5826f555e37e082b469904f2610be58a 2:3.0.2b MCNm 2014-02-18 2015-03-15


Thanks for this.  Test message sent ok.  More remailer to upgrade?