resolves STREAMS-228
add dependency to poco-extensions
resolves STREAMS-230
removing this because when monitorThread runs broadcastMonitor doesn't, and monitorThread is set for deprecation/deletion
removed all usage of ActivityUtil.ensureExtensions
this configuration file moved
Merge branch 'STREAMS-230'
Merge branch 'STREAMS-228'
Auto-merge | Integrating changes from apache/master