File list (Check if you may need any files):
chatty
......\.DS_Store
__MACOSX
........\chatty
........\......\._.DS_Store
chatty\ChatRoomViewController.h
__MACOSX\chatty\._ChatRoomViewController.h
chatty\ChatRoomViewController.m
__MACOSX\chatty\._ChatRoomViewController.m
chatty\ChatRoomViewController.xib
__MACOSX\chatty\._ChatRoomViewController.xib
chatty\Chatty.xcodeproj
......\................\project.pbxproj
......\................\project.xcworkspace
......\................\...................\contents.xcworkspacedata
......\................\...................\xcuserdata
......\................\...................\..........\mengshazhao.xcuserdatad
......\................\...................\..........\.......................\UserInterfaceState.xcuserstate
......\................\xcuserdata
......\................\..........\mengshazhao.xcuserdatad
......\................\..........\.......................\xcschemes
......\................\..........\.......................\.........\Chatty.xcscheme
......\................\..........\.......................\.........\xcschememanagement.plist
......\Chatty_Prefix.pch
__MACOSX\chatty\._Chatty_Prefix.pch
chatty\ChattyViewController.xib
__MACOSX\chatty\._ChattyViewController.xib
chatty\Classes
......\.......\AppConfig.h
__MACOSX\chatty\Classes
........\......\.......\._AppConfig.h
chatty\Classes\AppConfig.m
__MACOSX\chatty\Classes\._AppConfig.m
chatty\Classes\ChatConnectionDelegate.m
__MACOSX\chatty\Classes\._ChatConnectionDelegate.m
chatty\Classes\ChattyAppDelegate.h
__MACOSX\chatty\Classes\._ChattyAppDelegate.h
chatty\Classes\ChattyAppDelegate.m
__MACOSX\chatty\Classes\._ChattyAppDelegate.m
chatty\Classes\ChattyViewController.h
__MACOSX\chatty\Classes\._ChattyViewController.h
chatty\Classes\ChattyViewController.m
__MACOSX\chatty\Classes\._ChattyViewController.m
chatty\Classes\Connection.h
__MACOSX\chatty\Classes\._Connection.h
chatty\Classes\Connection.m
__MACOSX\chatty\Classes\._Connection.m
chatty\Classes\ConnectionDelegate.h
__MACOSX\chatty\Classes\._ConnectionDelegate.h
chatty\Classes\LocalRoom.h
__MACOSX\chatty\Classes\._LocalRoom.h
chatty\Classes\LocalRoom.m
__MACOSX\chatty\Classes\._LocalRoom.m
chatty\Classes\RemoteRoom.h
__MACOSX\chatty\Classes\._RemoteRoom.h
chatty\Classes\RemoteRoom.m
__MACOSX\chatty\Classes\._RemoteRoom.m
chatty\Classes\Room.h
__MACOSX\chatty\Classes\._Room.h
chatty\Classes\Room.m
__MACOSX\chatty\Classes\._Room.m
chatty\Classes\RoomDelegate.h
__MACOSX\chatty\Classes\._RoomDelegate.h
chatty\Classes\Server.h
__MACOSX\chatty\Classes\._Server.h
chatty\Classes\Server.m
__MACOSX\chatty\Classes\._Server.m
chatty\Classes\ServerBrowser.h
__MACOSX\chatty\Classes\._ServerBrowser.h
chatty\Classes\ServerBrowser.m
__MACOSX\chatty\Classes\._ServerBrowser.m
chatty\Classes\ServerBrowserDelegate.h
__MACOSX\chatty\Classes\._ServerBrowserDelegate.h
chatty\Classes\ServerDelegate.h
__MACOSX\chatty\Classes\._ServerDelegate.h
chatty\Classes\UITextView+Utils.h
__MACOSX\chatty\Classes\._UITextView+Utils.h
chatty\Classes\UITextView+Utils.m
__MACOSX\chatty\Classes\._UITextView+Utils.m
chatty\Classes\WelcomeViewController.h
__MACOSX\chatty\Classes\._WelcomeViewController.h
chatty\Classes\WelcomeViewController.m
__MACOSX\chatty\Classes\._WelcomeViewController.m
........\......\._Classes
chatty\Info.plist
__MACOSX\chatty\._Info.plist
chatty\main.m
__MACOSX\chatty\._main.m
chatty\MainWindow.xib
__MACOSX\chatty\._MainWindow.xib
chatty\puzzle.txt
__MACOSX\chatty\._puzzle.txt
chatty\WelcomeViewController.xib
__MACOSX\chatty\._WelcomeViewController.xib