old_contents: import libsaas
  from libsaas.executors import requests_executor
  from libsaas.services import github
  
  # use the Requests executor with a custom timeline and make it always send a
  # user agent string
  uastring = 'libsaas {0}'.format(libsaas.__versionstr__)
  
  requests_executor.use(timeout=5.0,
                        config={'base_headers': {'User-agent': uastring}})
  
  # unstar all starred gists
  gh = github.GitHub('my-github-token')
  
  for gist in gh.gists().starred():
      gh.gist(gist['id']).unstar()
  
new_contents: import libsaas
  from libsaas.executors import requests_executor
  from libsaas.services import github
  
  # use the Requests executor with a custom timeout and make it always send a
  # user agent string
  uastring = 'libsaas {0}'.format(libsaas.__versionstr__)
  
  requests_executor.use(timeout=5.0,
                        config={'base_headers': {'User-agent': uastring}})
  
  # unstar all starred gists
  gh = github.GitHub('my-github-token')
  
  for gist in gh.gists().starred():
      gh.gist(gist['id']).unstar()
  
subject: fix typo in requestor executor example comments