docs: Update links for Colorado 2.0

docs: Update links for Colorado 2.0

References among VSPERF documents are realized by html links
to the final doc version stored inside the artifactory.
These links are release specific and have to be updated
for every new release or release version. This patch
prepares links for Colorado 2.0 release.

JIRA: VSPERF-415

Change-Id: Ibd17d55063069204a5556058e51660b542c8bee4
Signed-off-by: Martin Klozik <martinx.klozik@intel.com>
Reviewed-by: Maryam Tahhan <maryam.tahhan@intel.com>
Reviewed-by: Al Morton <acmorton@att.com>
Reviewed-by: Christian Trautman <ctrautma@redhat.com>
Reviewed-by: Bill Michalowski <bmichalo@redhat.com>