Change keypath `BindingTarget.init` to solve source breaking change in SE-0481 #890

mluisbrown merged 1 commit intomasterReactiveCocoa/ReactiveSwift:masterfrom

michael/fix-bindingtarget-for-se-0481ReactiveCocoa/ReactiveSwift:michael/fix-bindingtarget-for-se-0481Copy head branch name to clipboard