content: ' ********** Copyright 2016 Roku Corp.  All Rights Reserved. **********  
  
  'singleton that initializes global request node to handle data requests
  sub init()
      if m.global.requestQueue = invalid
      	' add request node to global node to have a possibility to
      	' handle requests in main loop
          m.global.addField("requestQueue", "node", false)
          m.global.observeField("requestQueue", m.port)
          m.global.requestQueue = createObject("roSGNode", "Node")
      end if
  end sub