show status icon for cluster creation
show status icon for cluster creation

When a cluster is being created, a spinner icon
will be shown.

Change-Id: Ie0b17c38ac49344af41efdc415ed1a5b0a069ff2
Signed-off-by: Kanagaraj M <a744b691cd98174fb19a473a8cf78b810491e452@redhat.com>

skyrings/kitoon,cloudbehl/tendrl_frontend,kmkanagaraj/usm-client-2,skyrings/kitoon,kmkanagaraj/usm-client-2,kmkanagaraj/usm-client-2,skyrings/kitoon,Tendrl/dashboard,Tendrl/dashboard,cloudbehl/tendrl_frontend