tmf: Improve bookmark and marker handling

tmf: Improve bookmark and marker handling

- Support goto marker without rank (with time and duration) in event
table.

- Update goto marker handling to broadcast time/time range selection.

- Execute pending goto marker handling after trace opened signal sent.

- Add initial value to AddBookmarkDialog.

- Use AddBookmarkDialog in event table.

- Improve format of bookmark location string.

- Add interface for marker attribute strings.

- Fix handling of marker changes when trace is closed or deleted.

- Support ADDED resource change delta and consolidate handling of all
deltas from the same resource change event.

- Add methods to add or remove one or more markers in event table.

- Support location attribute as int (backward compatible) or String
value in trace package import operation.

Change-Id: I64fa20af7c7c3bc7854c92184df2b86d1831f850
Signed-off-by: Patrick Tasse <patrick.tasse@gmail.com>
Reviewed-on: https://git.eclipse.org/r/58543
Reviewed-by: Matthew Khouzam <matthew.khouzam@ericsson.com>
Tested-by: Matthew Khouzam <matthew.khouzam@ericsson.com>
Reviewed-by: Hudson CI