Introduce Newton and Ocata support

Newton support by Jakub Pavlík <pavlk.jakub@gmail.com>

Parameterized configuration files for ceilometer in Newton and Ocata.
For Ocata move deprecated ceilometer-api to webserver

Other changes:
- Adding .gitreview
- Token cache time is set to -1 only if the caching is not defined

Issue: #PROD-10651 #PROD-10652

Change-Id: I3d415fd1a7efde277affbc54a5ab14c335e72911
diff --git a/README.rst b/README.rst
index cd83a5e..f5dc16d 100644
--- a/README.rst
+++ b/README.rst
@@ -1,4 +1,3 @@
-
 ==================
 Ceilometer Formula
 ==================
@@ -16,6 +15,7 @@
 ==============
 
 Ceilometer API/controller node
+------------------------------
 
 .. code-block:: yaml
 
@@ -44,6 +44,7 @@
           virtual_host: '/openstack'
 
 Configuration of policy.json file
+---------------------------------
 
 .. code-block:: yaml
 
@@ -56,8 +57,10 @@
           'telemetry:get_resource':
 
 Databases configuration
+-----------------------
 
 MongoDB example:
+~~~~~~~~~~~~~~~~
 
 .. code-block:: yaml
 
@@ -77,6 +80,7 @@
           password: password
 
 InfluxDB/Elasticsearch example:
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 .. code-block:: yaml
 
@@ -95,6 +99,7 @@
             port: 9200
 
 Client-side RabbitMQ HA setup
+-----------------------------
 
 .. code-block:: yaml
 
@@ -114,6 +119,7 @@
 
 
 Ceilometer Graphite publisher
+-----------------------------
 
 .. code-block:: yaml
 
@@ -127,6 +133,7 @@
             port: 2003
 
 Ceilometer compute agent
+------------------------
 
 .. code-block:: yaml
 
@@ -151,6 +158,46 @@
           virtual_host: '/openstack'
           rabbit_ha_queues: true
 
+
+Ceilometer instance discovery method
+------------------------------------
+
+.. code-block:: yaml
+
+    ceilometer:
+      agent:
+        ...
+        discovery_method: naive
+
+
+Keystone auth caching
+---------------------
+
+.. code-block:: yaml
+
+    ceilometer:
+      server:
+        cache:
+          members:
+            - host: 10.10.10.10
+              port: 11211
+            - host: 10.10.10.11
+              port: 11211
+            - host: 10.10.10.12
+              port: 11211
+      agent:
+        cache:
+          members:
+            - host: 10.10.10.10
+              port: 11211
+            - host: 10.10.10.11
+              port: 11211
+            - host: 10.10.10.12
+              port: 11211
+
+
+
+
 More Information
 ================