Fixes issue related to calling remove methods

[ssoper]

#10

[ssoper]

output of config.request

{ [Function: request]
  debug: undefined,
  initParams: [Function: initParams],
  defaults: [Function],
  forever: [Function],
  get: [Circular],
  post: [Function],
  put: [Function],
  patch: [Function],
  head: [Function],
  del: [Function],
  jar: [Function],
  cookie: [Function],
  initParamsAsync: [Function],
  defaultsAsync: [Function],
  foreverAsync: [Function],
  getAsync: [Function],
  postAsync: [Function],
  putAsync: [Function],
  patchAsync: [Function],
  headAsync: [Function],
  delAsync: [Function],
  jarAsync: [Function],
  cookieAsync: [Function] }

[bebraw]

Thanks a lot! 0.6.2 contains your fix.