Cluster list: - if cluster is active state than only link will be enabled
Cluster list: - if cluster is active state than only link will be enabled

- When cluster is in active state than only user can
  traverse into cluster-dashboard .
  
- Bug URL- https://bugzilla.redhat.com/show_bug.cgi?id=1334394

Change-Id: Ie3cc3c6a1a12928056df7ca67ac37f9972ca4195
Signed-off-by: kamleshKumarVerma <71e87f5ed31d545405c75819ee62d852bd3a43b4@redhat.com>

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