doc: Mention that all LTTng-Analyses are now supported

doc: Mention that all LTTng-Analyses are now supported

Trace Compass should now support the current latest
LTTng-Analyses scripts, so no need for users to remain
on the 0.4 branch.

While at it renamed the section titles to use present
progressive (Running, etc.) to match the rest of the
documentation.

Change-Id: Id99e77cfff8fa1461de63c33fb3a5003d43275f4
Signed-off-by: Alexandre Montplaisir <alexmonthy@efficios.com>
Reviewed-on: https://git.eclipse.org/r/80179
Reviewed-by: Matthew Khouzam <matthew.khouzam@ericsson.com>
Reviewed-by: Hudson CI