Add new DSL methods to workaround Swift 3’s removal of parameter splat.
Add new DSL methods to workaround Swift 3’s removal of parameter splat.

Monnoroch/Cuckoo,Brightify/Cuckoo,mrgerych/Cuckoo,SwiftKit/Cuckoo,Monnoroch/Cuckoo,mrgerych/Cuckoo,SwiftKit/Cuckoo,Monnoroch/Cuckoo,powerfolder/Cuckoo,powerfolder/Cuckoo,Monnoroch/Cuckoo,mrgerych/Cuckoo,Monnoroch/Cuckoo,Brightify/Cuckoo,SwiftKit/Cuckoo,Brightify/Cuckoo,powerfolder/Cuckoo