Update docker tag convention

Update docker tagging convention to use:
v0.17.0-SNAPSHOT-YYYYMMDDTHHMMSSZ (for dev images)
v0.17.0-STAGING-YYYYMMDDTHHMMSSZ (for staging images)

Change-Id: I9299a8a8a296b6e1aae0520ac66497454135aa53
Issue-ID: CIMAN-132
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
1 file changed