* slightly increase timeout for gate script runner job
* disable capd job from voting due to instability
* fix validate_docs script:
we should either filter site to validate from command line or
from sites_to_skip variable
* enable document validation for docker test site
Signed-off-by: Ruslan Aliev <raliev@mirantis.com>
Change-Id: If38e6e24f7187d59072bc7435c700b829e2dafba
Closes: #649