Metrics work

Add metrics instance variable to Manifest
Gather and publish cgroups metrics
Add metrics to ApplicationContainer
Make metrics plugin delay configurable
Metrics work

Working on ApplicationContainer metrics
Add metrics commands to oo-admin-ctl-gears
Metrics cleanup

Remove code that doesn't match the current plans.

Correct typos.

Reduce construction of huge strings where possible.
Correct cgroups kv metrics processing

Fix regex used to split kv metrics into groups.

Remove code that added a "metric prefix" to output as that is not
correct.
Metrics cleanup

Remove code that doesn't match the current plans.

Correct typos.

Reduce construction of huge strings where possible.
Get cart pull metrics working

Corrected bugs that prevented cart pull metrics from working.

Now using the new BufferedLineParser to process output from cart and
app metrics.

Modified publishing of cgroups metrics so they're sent to syslog as
soon as we have them, instead of aggregating them into an array and
then sending them at the end.

Added sample metrics script to the mock cart.
Watchman metrics plugin cleanup

Renamed from MetricPlugin to MetricsPlugin

Simplified cgroups parsing and publishing logic