Logentries integration

Support sending events to Logentries using token based approach -
https://logentries.com/doc/input-token/.
Merge pull request #439 from strika/master

Logentries integration
Remove unneeded info logging
Merge pull request #440 from strika/master

Remove unneeded info logging
Added event-forwarder for Blueflood metric processing system
http://blueflood.io