jeffwilcox/mpns — pull request #25 by rudyzeinoun (2014-01-27 15:13:09+00:00)
Title: Support for Sound property for toasts (GDR3+)

I added support for the Sound property. This can further be extended to add support for a silent notification:

as per
http://msdn.microsoft.com/en-us/library/windowsphone/develop/jj662938(v=vs.105).aspx#BKMK_gdr3
but I leave that for Jeff to decide how to add properties on the xml entities in his code.