TODO/bugs In SILC Server
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+ o If server send CUMODE_CHANGE notify (like setting founder) to router
+ and router does not have founder on channel (founder is left or there's
+ no founder on channel at all), the router will accept the server's
+ founder mode change, even though it perhaps should not do that.
+
o Make the normal server save user counts with LIST command reply.
o The router should check for validity of received notify packets from