UPnP Test App (Bug 1235679)
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UPnP test app search for UPnP media servers in the network and browse and play media files.

Key features
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a) Discover uPnP Servers
b) Plays media files when browsed and clicked on same screen
c) Shows response logs returned from uPnP services

Links to libraries used
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- APP leverages SSDP service API (Bug 751172) that uses UDPSocket to make UPnP requests (Bug 745283).
  https://github.com/schien/ssdp.js/blob/master/src/ssdp.js

- A Network Service Messaging framework for use on top of the W3C Network Service Discovery specification.
  https://github.com/richtr/plug.play.js/blob/master/lib/plug.upnp.js
  https://github.com/richtr/plug.play.js/blob/master/lib/ContentDirectory/plug.upnp_contentdirectory.js

  Updated plug.upnp.js at Line 830 to add {mozSystem: true} to allow Cross origin XHR requests.