WDReactiveObjC

ObjectiveC implementation of Reactive concept.

Current implementation provides:

1. Binding numerical values to UI components (UIViews and its subclasses) - use WDReactiveString class
2. Binding String values to UI components (UIViews and its subclasses) - use WDReactiveNumber class
3. Binding MutableArray to UI components (UIViews and its subclasses) - use WDReactiveMutableArray class
4. Binding UserDefaults values to UI components (UIViews and its subclasses) - use WDReactiveUserDefaults class

Library is still in preparation.