Use vault params in the images pipeline
Use vault params in the images pipeline

[#153425270]

Signed-off-by: Christian Ang <15ae83feccf4d84083a62aba1cdf46bd8ce2e33b@pivotal.io>

rahulkj/pcf-pipelines,sandyg1/pcf-pipelines,cah-josephgeorge/pcf-pipelines,rahulkj/pcf-pipelines,sandyg1/pcf-pipelines,pivotal-cf/pcf-pipelines,sandyg1/pcf-pipelines,sandyg1/pcf-pipelines,pvsone/pcf-pipelines,pivotal-cf/pcf-pipelines,rahulkj/pcf-pipelines,pvsone/pcf-pipelines,pivotal-cf/pcf-pipelines,pivotal-cf/pcf-pipelines,cah-josephgeorge/pcf-pipelines,pvsone/pcf-pipelines,rahulkj/pcf-pipelines,cah-josephgeorge/pcf-pipelines