VES Collecotr - update documentation

https://jira.onap.org/browse/DCAEGEN2-1656

Issue-ID: DCAEGEN2-1618

Change-Id: I9f221163430f0913fbf96e8af005b0a10a772b73
Signed-off-by: Zlatko Murgoski <zlatko.murgoski@nokia.com>
3 files changed