Implemented Address::RFC822StringForAddresses and Address::nonEncodedRFC822StringForAddresses and ObjC counterparts
Removed MCONSArray category on MCOAddress. Renamed RFC822String and nonEncodedRFC822String to mco_RFC822StringForAddresses and mco_nonEncodedRFC822StringForAddresses per naming convention.
Merge pull request #31 from kgrigsby59/master

Address updates