Add wait while Netscaler recognizes service to be up
Add wait while Netscaler recognizes service to be up

Signed-off-by: Prasanna Santhanam <82219615980488abd2acc1a3d71cfb58f0b2b8b6@apache.org>
(cherry picked from commit a7df12edbf83106d26198db20e96ee991912c097)

DaanHoogland/cloudstack,wido/cloudstack,jcshen007/cloudstack,wido/cloudstack,resmo/cloudstack,resmo/cloudstack,jcshen007/cloudstack,jcshen007/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,resmo/cloudstack,GabrielBrascher/cloudstack,resmo/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,jcshen007/cloudstack,resmo/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,resmo/cloudstack,DaanHoogland/cloudstack,resmo/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,wido/cloudstack,jcshen007/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack