Update mocks for heka dev.
Merge branch 'master' into dev
Merge branch 'master' into dev
Heka Issue 226 Redesign of the message field metadata
Merge pull request #10 from mozilla-services/issue_226

Heka Issue 226 Redesign of the message field metadata
Look for StatAccumInput instead of StatsdInput / StatMonitor pair.
Merge branch 'dev' into features/decouple-statmonitor
Use new `h.StatAccumulator()` method instead of doing it ourselves.
Add toml alias of 'stat_accum_name' for 'StatAccumName' attribute.
Merge pull request #11 from mozilla-services/features/decouple-statmonitor

Features/decouple statmonitor
Update mocks for PluginHelper API change.
Merge branch 'dev' into features/cloudwatch-plugins
Working cloud watch input.