v0.1.1

FEATURES:

• Datadog APM: Datadog can be used as an APM source [GH-241]
• Telemetry: Initial telemetry implementation to emit key stats for monitoring [GH-238]

IMPROVEMENTS:

• cluster_scaling: allow Nomad client nodes to be optionally purged after termination [GH-258]

BUG FIXES:

• plugins: fix an issue which caused a failure to launch multiple plugins using the same driver [GH-222]
• policy: fix an issue where the Nomad Autoscaler would fail to canonicalize Nomad APM queries with non-default plugin name [GH-216]