Add cgroup metrics to system/process MetricSet

This adds metrics from the cpu, cpuacct, memory, and blkio cgroup subsystems. Cgroup metrics are not reported for processes that are members of the default cgroup ('/').
elastic · Aug 8, 2016 · 18d7004 · 18d7004
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commit 18d7004
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diff --git a/CHANGELOG.asciidoc b/CHANGELOG.asciidoc
@@ -48,6 +48,7 @@ https://github.com/elastic/beats/compare/v5.0.0-alpha5...master[Check the HEAD d
 *Metricbeat*
 
 - Use the new scaled_float Elasticsearch type for the percentage values. {pull}2156[2156]
+- Add cgroup metrics to the system/process MetricSet. {pull}2184[2184]
 
 *Packetbeat*
 

diff --git a/libbeat/scripts/generate_template.py b/libbeat/scripts/generate_template.py
@@ -116,7 +116,7 @@ def dedot(group):
         else:
             fields.append(field)
     for _, field in dedotted.items():
-        fields.append(field)
+        fields.append(dedot(field))
     group["fields"] = fields
     return group