Add ceilometer client in devstack

Ceilometer client CLI is helpful to develop ceilometer related code. Add
it to devstack also involve more developer to use it.

Change-Id: I4147e50c00cb520ec15d63a0c34524ba8cb6654f
Signed-off-by: Yunhong, Jiang <yunhong.jiang@intel.com>
diff --git a/stack.sh b/stack.sh
index 9f734b9..247b860 100755
--- a/stack.sh
+++ b/stack.sh
@@ -773,6 +773,7 @@
     install_cinder
 fi
 if is_service_enabled ceilometer; then
+    install_ceilometerclient
     install_ceilometer
 fi
 if is_service_enabled tempest; then
@@ -1218,6 +1219,7 @@
 if is_service_enabled ceilometer; then
     echo_summary "Configuring Ceilometer"
     configure_ceilometer
+    configure_ceilometerclient
     echo_summary "Starting Ceilometer"
     start_ceilometer
 fi