[fix] use host over hostname if it exists.
[dist] update http-proxy version
[dist] Version bump. 1.4.1
[api] proxy start and end events to main prototype for convenience
[fix] first it needs to be an event emitter, derp
[dist] Version bump. 1.5.0
[api] emit a headers event before we proxy the request with the requests headers
[ci] travis the things
[ci] badge readme
[fix] dont test 0.8 because failures
[dist] Version bump. 1.5.1