Code Changes includes:
 1.Sychronizer for ceilometer service.
 2.Added files:
   i.xos/synchronizer/steps/sync_ceilometerservice.py(Ceilometer sychronizer )
   ii.xos/synchronizer/steps/sync_ceilometerservice.yaml(Ansible yaml file which will be run as part of sychronizer)
   iii.xos/synchronizer/templates/update-keystone-endpoints.py.j2 (to change endpoints in keystone)
 3.Modified init script of ceilometer service image for starting pub-sub module
 4. [api] default_api_return_limit = 1000 in README and ceilometer.conf.j2 for both mitaka-v2 and mitaka-v3

Change-Id: I2ab935c2fc507a00729d14cf87bae81990b75ed9
diff --git a/xos/synchronizer/manifest b/xos/synchronizer/manifest
index 806c96c..9b9e144 100644
--- a/xos/synchronizer/manifest
+++ b/xos/synchronizer/manifest
@@ -11,6 +11,7 @@
 templates/monitoring-channel.conf.j2
 templates/ceilometer_proxy_server.py
 templates/start_ceilometer_proxy
+templates/update-keystone-endpoints.py.j2
 manifest
 run.sh
 monitoring_synchronizer_config
@@ -20,6 +21,8 @@
 steps/sync_monitoringchannel.py
 steps/sync_sflowservice.yaml
 steps/sync_sflowservice.py
+steps/sync_ceilometerservice.yaml
+steps/sync_ceilometerservice.py
 files/vm-resolv.conf
 files/docker.list
 model-deps