Added copy button to popup and context info to the error trace
added caused by to multistatus error dialog
OpenDefinedTermEditorHandler : changed error dialog to warning since there is no exception CdmErrorDialog : changed copy item text to avoid confusion MessagingUtils : cleanup and added MultiStatus errorDialog to solve windows problem (#4416)
added new error dialog for operations
MessagingUtils : added option for displaying contact message in the error dialog ApplicationWorkbenchAdvisor : using new method with contact message AbstractBulkEditorInput : added errorDialog for MergeException
New class for logging and dialog functionality