Release 10

 * fixes collectd/python integration (e.g. librato upstream, elasticsearch stats, redis stats)
 * new micro-logsearch sample deployment manifest
 * allow overriding number of logstash workers via `logstash_parser.workers` (defaults to number of CPUs)
 * allow configuring the `idle_flush_time` of logstash parsers via `logstash_parser.idle_flush_time`
 * fix redis logging to `/var/vcap/store/queue/stdout` in favor of monit's stdout/stderr
 * fix monit being unable to manage the forked redis process