v0.0.28

• add: (circmgr,circout,snmp,statsd) allow broker and api overrides in plugins (direct metric input and circonus output)
• upd: (circmgr) validate broker settings (valid broker cid format)
• fix: (circmgr) lowercase instance_id for check search tag
• add: (snmp,statsd) broker config setting
• upd: (circout) use broker and api key overrides if supplied
• fix: (circout) don't force check prefix to host if not supplied in config

Docker images

• docker pull circonus/circonus-unified-agent:latest
• docker pull circonus/circonus-unified-agent:v0.0.28