#629 added configuration namespace
#629 added config file placeholder
Merge branch 'develop' into feature/#619
#619 standard storeKey for collections
#619 further changes to support the introduction of rethinkdb
- cancelled date range completion
#619 further changes to support the introduction of rethinkdb
- cancelled date range completion
#619 all tests pass
#619 minor updates
#632 added stats reporting via punt
#619 removed stats reporting
#619 minor fix to indicate stats enabled.
#619 rethinkdb implemented
#619 fixed minor issue with callback on shutdown.
#619 final adjustments to tests.
Merge remote-tracking branch 'origin/feature/#629' into feature/#619

Conflicts:
	lib/common/watchers.js
#629 added missing config namespace on nodelist.
#634 resolved, traverse over nested dimensions and metrics.
#634 added missing kindof require
#619 changed default store to mongodb
#619 updated package.json