remove -f

fixes #62

gives the following output 

```
vagrant@precise64:/vagrant$ npm run dev

> newww@0.2.2 dev /vagrant
> node dev/go.js

Running "elasticsearch" ["-Des.config=dev/elasticsearch/elasticsearch.yml"]
[2014-08-19 01:56:26,531][INFO ][node                     ] [Invisible Woman] version[1.1.0], pid[1294], build[2181e11/2014-03-25T15:59:51Z]
[2014-08-19 01:56:26,532][INFO ][node                     ] [Invisible Woman] initializing ...
[2014-08-19 01:56:26,568][INFO ][plugins                  ] [Invisible Woman] loaded [], sites []
Running "couchdb" ["-a","dev/couch/couch.ini"]
Running "redis-server" ["dev/redis/redis.conf"]
Apache CouchDB 1.5.0 (LogLevel=info) is starting.
Apache CouchDB has started. Time to relax.
[info] [<0.32.0>] Apache CouchDB has started on http://0.0.0.0:15984/
[2014-08-19 01:56:31,929][INFO ][node                     ] [Invisible Woman] initialized
[2014-08-19 01:56:31,930][INFO ][node                     ] [Invisible Woman] starting ...
[2014-08-19 01:56:32,306][INFO ][transport                ] [Invisible Woman] bound_address {inet[/0:0:0:0:0:0:0:0:9300]}, publish_address {inet[/10.0.2.15:9300]}
[2014-08-19 01:56:35,402][INFO ][cluster.service          ] [Invisible Woman] new_master [Invisible Woman][zJIqk6yLSI22Kayn0iVg9A][precise64][inet[/10.0.2.15:9300]], reason: zen-disco-join (elected_as_master)
[2014-08-19 01:56:35,476][INFO ][discovery                ] [Invisible Woman] elasticsearch_npm_www_dev/zJIqk6yLSI22Kayn0iVg9A
[2014-08-19 01:56:35,663][INFO ][http                     ] [Invisible Woman] bound_address {inet[/0:0:0:0:0:0:0:0:9200]}, publish_address {inet[/10.0.2.15:9200]}
[2014-08-19 01:56:38,811][INFO ][gateway                  ] [Invisible Woman] recovered [1] indices into cluster_state
[2014-08-19 01:56:39,308][INFO ][node                     ] [Invisible Woman] started


```