Custom NSCell OK

save it and test the collection view
Use the Collection View to show the Meeting List.

Add the Singleton Method for MeetingDetailController.
Meeting List Updated Finish

Use the View Collection
Modify the meeting list update function
Use the Content Border replace the Box to show the message.
Fullscreen and main window position repos
Add MeetingItemViewController
Profiles in Perference show, remove, etc
Profile Show for Hostname
FInish Quit Meeting Feature

Fix two memory leak
Finish Chat Feature
Meeting Information Updating modify
File Share and VNC Viewer

About VNC Viewer:
1. If there are another windows viewer, it will request the CursorShape
Informations, take care of this message. — [CursorReader]
2. There maybe many server init message, so take care of it int the
RFBProtocol
tiny change
try RFBConnection in Thread will Branch
Remove RFBConnectionOperation
Use the new timer to replace the NSTimer

the new timer can be timeouted before the timeout time.
Init the Polling Feature
Send one more '\0' for the server
Polling Participant Side clear tree after submitting
Init the Polling Result Functions