TMF: Add extension point for parameter providers

TMF: Add extension point for parameter providers

It associates a parameter provider to an analysis. Previous way was to
register the parameter provider in the plugin's Activator, but in case
of lazy
loading of the plugin, it sometimes was not registered.

Change-Id: I409593d23971b41b0efc777b69a4aaa469da9339
Signed-off-by: Geneviève Bastien <gbastien+lttng@versatic.net>
Signed-off-by: Francis Giraldeau <francis.giraldeau@gmail.com>
Reviewed-on: https://git.eclipse.org/r/41120
Reviewed-by: Hudson CI
Reviewed-by: Matthew Khouzam <matthew.khouzam@ericsson.com>
Tested-by: Matthew Khouzam <matthew.khouzam@ericsson.com>