Messages: create stub.
common code: add 'open_iOS_database()'
Messages: initial code to load 'chat' table.
common code: add 'close_iOS_database()'
AddressBook: use common functions for database open/close
Messages: add "Handle" table loader.
gitignore: update executables
ChatRecordLoader: fix column indices
Messages DB loaders: sort dumped information
Messages: add '--dump-XXX' options.
Merge branch 'messages'