#DGKVOBlocks
A simple extension onto NSObject which allows you to observe a key path using a block rather than the, frankly dreadful, KVO API.
##Compatibility
Compatible with ARC, retain/release or garbage collected code.
#DGKVOBlocks
A simple extension onto NSObject which allows you to observe a key path using a block rather than the, frankly dreadful, KVO API.
##Compatibility
Compatible with ARC, retain/release or garbage collected code.