Merge pull request #141 from wormzer/master

adding connect and op timeout options. default to defaults from current ...
Added scheduled_size and retry_size metrics
Merge pull request #142 from wormzer/master

connect_timeout and op_timeout options for other mongo plugins.
Added tests around sidekiq_monitor
Added in running stats
Added running to sidekiq yaml
mdstat plugin monitor more that just the first RAID array
Merge branch 'master' of github.com:scoutapp/scout-plugins
add metadata.yml to mdstats
Merge pull request #143 from jpb/sidekiq-add-retry-scheduled

Add retry and scheduled metrics to Sidekiq Monitor
add precision to mdstat yml
adding percona-heartbeat check
oops - random file that is not needed
Merge pull request #145 from poblahblahblah/add-percona-heartbeat-check

adding percona-heartbeat check
added metadata file & renamed plugin file
merge with upstream