Simplify passing method references
Simplify passing method references

calebd/ReactiveCocoa,walkingsmarts/ReactiveCocoa,sandyway/ReactiveCocoa,ohwutup/ReactiveCocoa,calebd/ReactiveCocoa,victorlin/ReactiveCocoa,sandyway/ReactiveCocoa,andersio/ReactiveCocoa,ikesyo/ReactiveCocoa,ikesyo/ReactiveCocoa,ReactiveCocoa/ReactiveSwift,andersio/ReactiveCocoa,ReactiveCocoa/ReactiveSwift,victorlin/ReactiveCocoa,ohwutup/ReactiveCocoa,walkingsmarts/ReactiveCocoa,victorlin/ReactiveCocoa,walkingsmarts/ReactiveCocoa,ohwutup/ReactiveCocoa,calebd/ReactiveCocoa,andersio/ReactiveCocoa,ReactiveCocoa/ReactiveSwift,sandyway/ReactiveCocoa