notify filterEditor window that we are done with folder creation and then we can set the folder picker to new folder. Added SetBusyCursor for this action. Also remove alert code from imap and local and use existing "ThrowAlertMsg" in base. git-svn-id: svn://10.0.0.236/trunk@114360 18797224-902f-48f8-a5cc-f745e15eee43