def process!
      windows = @termfile[:windows]
      default = windows.delete('default')
      execute_window(default, :default => true) unless default[:tabs].empty?
      windows.each_pair { |_, cont| execute_window(cont) }
    end
def process!
      windows = @termfile[:windows]
      default = windows.delete('default')
      execute_window(default, :default => true) unless default[:tabs].empty?
      windows.each_pair { |_, cont| execute_window(cont) }
    end
Method called by runner to execute Termfile.

 @api public