2009-05-16 Jens Alfke * Fixed #9: compilation error with iPhone 3.0 SDK.
2009-05-10 Jens Alfke Unnecessary self-merge (I'm just being confused with hg. Sorry.)
2009-05-10 Jens Alfke Fixed MYAddressLookup to allocate an NSSet, and to send correct KV notifications. (Based on Jim Roepke's patch, but outsourcing the KV grunge to CollectionUtils.)