kontrol: Do not allow registering kites with the same settings.
kontrol: Do not allow registering kites with the same settings.

References gh-58

cihangir/kite,wingyplus/kite,mischief/kite,fatih/kite,leeola/kite,koding/kite,koding/kite,leeola/kite,wingyplus/kite,rjeczalik/kite,koding/kite,fatih/kite,ppknap/kite,ppknap/kite,cihangir/kite,280455936/kite,ppknap/kite,rjeczalik/kite,rjeczalik/kite,mischief/kite,280455936/kite