 
   ## Return Value
 
-  List of SystemdUnit.t
-  """
-  @spec get_units(String.t) :: List
+  list of SystemdUnit.t
+  """
+  @spec get_units(String.t) :: list
   def get_units(etcd_token) do
     try do
       Logger.debug("Retrieving units on cluster #{etcd_token}...")

  def kill_unit(unit) do
    KillUnit.kill_unit(unit)
  end
end

  boolean; true if unit was destroyed
  """
  @spec teardown_unit(SystemdUnit.t) :: boolean
  def teardown_unit(unit) do
    kill_unit(unit)
    Logger.info ("Tearing down unit #{unit.name}...")
