Remove interval reference to pipeline

interval is polling's parameter and it has been move to that file.

Change-Id: I78a66db1ca35e78f898a8c253c96c53e67c081b3

ceilometer/publisher/file.py

@@ -38,10 +38,8 @@ class FilePublisher(publisher.ConfigPublisherBase):
 
         -
             name: meter_file
-            interval: 600
-            counters:
+            meters:
                 - "*"
-            transformers:
             publishers:
                 - file:///var/test?max_bytes=10000000&backup_count=5
 

ceilometer/publisher/http.py

@@ -53,10 +53,8 @@ class HttpPublisher(publisher.ConfigPublisherBase):
     pipeline::
 
           - name: meter_file
-            interval: 600
-            counters:
+            meters:
                 - "*"
-            transformers:
             publishers:
                 - http://host:80/path?timeout=1&max_retries=2&batch=False
 

ceilometer/publisher/kafka_broker.py

@@ -37,10 +37,8 @@ class KafkaBrokerPublisher(messaging.MessagingPublisher):
 
         meter:
             - name: meter_kafka
-            interval: 600
-            counters:
+            meters:
                 - "*"
-            transformers:
             sinks:
                 - kafka_sink
         sinks:

ceilometer/publisher/zaqar.py

@@ -30,10 +30,8 @@ class ZaqarPublisher(publisher.ConfigPublisherBase):
 
         meter:
             - name: meter_zaqar
-            interval: 600
-            counters:
+            meters:
                 - "*"
-            transformers:
             sinks:
                 - zaqar_sink
         sinks: