Make Custom Parser trace type backwards compatible to Linux Tools

Make Custom Parser trace type backwards compatible to Linux Tools

To achieve this it was necessary to update how the trace type ids
are build for custom parsers

Change-Id: I09dbfd83c1296f00473bfdd15ae36cdb105d52a9
Signed-off-by: Bernd Hufmann <Bernd.Hufmann@ericsson.com>
Reviewed-on: https://git.eclipse.org/r/41013
Reviewed-by: Patrick Tasse <patrick.tasse@gmail.com>
Tested-by: Patrick Tasse <patrick.tasse@gmail.com>
Reviewed-by: Hudson CI
Reviewed-by: Bernd Hufmann <bernd.hufmann@ericsson.com>