Add netlog to get detailed network activity.
Add netlog to get detailed network activity.

Fixes #643

arturmiz/lighthouse,cedricbellet/lighthouse,cedricbellet/lighthouse,deepanjanroy/lighthouse,arturmiz/lighthouse,tommycli/lighthouse,GoogleChrome/lighthouse,tkadlec/lighthouse,ev1stensberg/lighthouse,arturmiz/lighthouse,mixed/lighthouse,mixed/lighthouse,arturmiz/lighthouse,deepanjanroy/lighthouse,wardpeet/lighthouse,mixed/lighthouse,tommycli/lighthouse,umaar/lighthouse,GoogleChrome/lighthouse,umaar/lighthouse,umaar/lighthouse,deepanjanroy/lighthouse,arturmiz/lighthouse,tommycli/lighthouse,ev1stensberg/lighthouse,tkadlec/lighthouse,mixed/lighthouse,cedricbellet/lighthouse,wardpeet/lighthouse,wardpeet/lighthouse,wardpeet/lighthouse,tkadlec/lighthouse,tommycli/lighthouse,GoogleChrome/lighthouse,ev1stensberg/lighthouse,cedricbellet/lighthouse,GoogleChrome/lighthouse,tkadlec/lighthouse,cedricbellet/lighthouse,deepanjanroy/lighthouse,wardpeet/lighthouse,umaar/lighthouse,tommycli/lighthouse,GoogleChrome/lighthouse,deepanjanroy/lighthouse,ev1stensberg/lighthouse