add npmignore file
add npmignore file

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