Running "yggdrasilctl addpeer" with no arguements adds a blank (invalid) peer

[Lizzy]

Output of yggdrasilctl getpeers after above command is ran

URI State Dir IP Address Uptime RX TX Pr Last Error
Down Out 0s 0kb 0kb 0 0s ago: link schema unknown

yggdrasilctl removepeer with no arguments does successfully remove the invalid peer.

Perhaps if no arguments are given, usage information should be printed instead?