unlock and reset definition

unlock_reset.exs

@doc """
  Unlocks the given password
  """
  def unlock(server_pid, password) do
    GenServer.call(server_pid, {:unlock, password})
  end

  @doc """
  resets the given password
  """
  def reset(server_pid, {old_password,new_password}) do
    GenServer.call(server_pid, {:reset, {old_password,new_password}})
  end